Well I did it last year, so I'll give it a go again.
I'll post here the overall betting for winning the contest result, I'll update it, for now, the day after a song has been selected, after that I'll update it once a week.

As it stands now (bold/blue for countries who have selected the song):

01 - Norway (best: 1st - worst: 1st)
02 - Azerbaijan (best: 2nd - worst: 2nd)
03 - Sweden (best: 3rd - worst: 3rd)
04 - Romania (best: 4th - worst: 4th)
05 - United Kingdom (best: 5th - worst: 5th)
06 - Germany (best: 6th - worst: 6th)
07 - Russia (best: 7th - worst: 7th)
08 - Denmark (best: 8th - worst: 8th)
09 - Ukraine (best: 9th - worst: 9th)
10 - Hungary (best: 10th - worst: 10th)

11 - Armenia (best: 11th - worst: 11th)
12 - Greece (best: 12th - worst: 12th)
13 - Spain (best: 13th - worst: 13th)
14 - Austria (best: 14th - worst: 14th)
15 - Israel (best: 15th - worst: 15th)
16 - Italy (best: 16th - worst: 16th)
17 - Ireland (best: 17th - worst: 18th) (+1)
18 - Moldova (best: 18th - worst: 19th) (+1)
19 - Belgium (best: 19th - worst: 21st) (+2)
20 - Poland (best: 20th - worst: 20th)

21 - France (best: 17th - worst: 21st) (-3)
22 - Malta (best: 22nd - worst: 22nd)
23 - Georgia (best: 23rd - worst: 23rd)
24 - Finland (best: 24th - worst: 24th)
25 - Estonia (best: 25th - worst: 25th)
26 - Holland (best: 26th - worst: 26th)
27 - Slovenia (best: 27th - worst: 27th)
28 - Albania (best: 28th - worst: 28th)
29 - Portugal (best: 29th - worst: 29th)
30 - San Marino (best: 30th - worst: 30th)

31 - Montenegro (best: 31st - worst: 31st)
32 - Latvia (best: 32nd - worst: 32nd)
33 - Iceland (best: 33th - worst 33th)
34 - F.Y.R. Macedonia (best: 34th - worst 34th)
35 - Switzerland (best: 35th - worst: 35th)
36 - Lithuania (best: 36th - worst: 36th)
37 - Belarus (best: 37th - worst: 37th)

05/03/2014

01 - Norway (best: 1st - worst: 1st)
02 - Azerbaijan (best: 2nd - worst: 2nd)
03 - Sweden (best: 3rd - worst: 3rd)
04 - Romania (best: 4th - worst: 4th)
05 - Germany (best: 5th - worst: 6th) (+1)
06 - United Kingdom (best: 5th - worst: 6th) (-1)
07 - Russia (best: 7th - worst: 7th)
08 - Denmark (best: 8th - worst: 8th)
09 - Hungary (best: 9th - worst: 10th) (+1)
10 - Ukraine (best: 9th - worst: 10th) (-1)

11 - Armenia (best: 11th - worst: 11th)
12 - Greece (best: 12th - worst: 12th)
13 - Spain (best: 13th - worst: 13th)
14 - Austria (best: 14th - worst: 14th)
15 - Israel (best: 15th - worst: 15th)
16 - Italy (best: 16th - worst: 16th)
17 - Moldova (best: 17th - worst: 19th) (+1)
18 - Ireland (best: 17th - worst: 18th) (-1)
19 - Poland (best: 19th - worst: 20th) (+1)
20 - Belgium (best: 19th - worst: 21st) (-1)

21 - Malta (best: 21st - worst: 22nd) (+1)
22 - France (best: 17th - worst: 22nd) (-1)
23 - Georgia (best: 23rd - worst: 23rd)
24 - Finland (best: 24th - worst: 24th)
25 - Estonia (best: 25th - worst: 25th)
26 - Holland (best: 26th - worst: 26th)
27 - Slovenia (best: 27th - worst: 27th)
28 - Albania (best: 28th - worst: 28th)
29 - Portugal (best: 29th - worst: 29th)
30 - San Marino (best: 30th - worst: 30th)

31 - Montenegro (best: 31st - worst: 31st)
32 - Latvia (best: 32nd - worst: 32nd)
33 - Iceland (best: 33th - worst 33th)
34 - F.Y.R. Macedonia (best: 34th - worst 34th)
35 - Switzerland (best: 35th - worst: 35th)
36 - Lithuania (best: 36th - worst: 36th)
37 - Belarus (best: 37th - worst: 37th)

08/03/2014

01 - Norway (best: 1st - worst: 1st) =
02 - Sweden (best: 2nd - worst: 3rd) (+1)
03 - Azerbaijan (best: 2nd - worst: 3rd) (-1)
04 - Romania (best: 4th - worst: 4th) =
05 - Hungary (best: 5th - worst: 10th) (+4)
06 - United Kingdom (best: 5th - worst: 6th) =
07 - Germany (best: 5th - worst: 7th) (-2)
08 - Ukraine (best: 8th - worst: 10th) (+2)
09 - Russia (best: 7th - worst: 9th) (-2)
10 - Armenia (best: 10th - worst: 11th) (+1)

11 - Denmark (best: 8th - worst: 11th) (-3)
12 - Greece (best: 12th - worst: 12th) =
13 - Spain (best: 13th - worst: 13th) =
14 - Israel (best: 14th - worst: 15th) (+1)
15 - Austria (best: 14th - worst: 15th) (-1)
16 - Poland (best: 16th - worst: 20th) (+3)
17 - Ireland (best: 17th - worst: 18th) (+1)
18 - Italy (best: 16th - worst: 18th) (-2)
19 - Moldova (best: 17th - worst: 19th) (-2)
20 - Belgium (best: 19th - worst: 21st) =

21 - Georgia (best: 21st - worst: 23rd) (+2)
22 - F.Y.R. Macedonia (best: 22nd - worst 34th) (+11)
23 - Finland (best: 23rd - worst: 24th) (+1)
24 - Malta (best: 21st - worst: 24th) (-3)
25 - France (best: 17th - worst: 25th) (-3)
26 - Slovenia (best: 26th - worst: 27th) (+1)
27 - Holland (best: 26th - worst: 27th) (-1)
28 - Estonia (best: 25th - worst: 28th) (-3)
29 - Albania (best: 28th - worst: 29th) (-1)

30 - Portugal (best: 29th - worst: 30th) (-1)
31 - San Marino (best: 30th - worst: 31st) (-1)
32 - Montenegro (best: 31st - worst: 32nd) (-1)
33 - Latvia (best: 32nd - worst: 33rd) (-1)
34 - Switzerland (best: 34th - worst: 35th) (+1)
35 - Lithuania (best: 35th - worst: 36th) (+1)
36 - Belarus (best: 36th - worst: 37th) (+1)
37 - Iceland (best: 33th - worst 37th) (-4)

10/03/2014

01 - Norway (best: 1st - worst: 1st) =
02 - Sweden (best: 2nd - worst: 3rd) =
03 - Azerbaijan (best: 2nd - worst: 3rd) =
04 - Romania (best: 4th - worst: 4th) =
05 - Hungary (best: 5th-worst: 10th) =
06 - Germany (best: 5th - worst: 7th) (+1)
07 - United Kingdom (best: 5th - worst: 7th) (-1)
08 - Ukraine (best: 8th-worst: 10th) =
09 - Russia (best: 7th - worst: 9th) =
10 - Armenia (best: 10th - worst: 11th) =

11 - Denmark (best: 8th - worst: 11th) =
12 - Belgium (best: 12th - worst: 21st) (+8)
13 - Greece (best: 12th - worst: 13th) (-1)
14 - Spain (best: 13th-worst: 14th) (-1)
15 - Israel (best: 14th - worst: 15th) (-1)
16 - Austria (best: 14th - worst: 16th) (-1)
17 - Poland (best: 16th - worst: 20th) (-1)
18 - Italy (best: 16th - worst: 18th) =
19 - Ireland (best: 17th - worst: 19th) (-2)
20 - Moldova (best: 17th - worst: 20th) (-1)

21 - F.Y.R. Macedonia (best: 21st - worst 34th) (+1)
22 - Georgia (best: 21st - worst: 23rd) (-1)
23 - Finland (best: 23rd-worst: 24th) =
24 - France (best: 17th - worst: 25th) (+1)
25 - Malta (best: 21st - worst: 25th) (-1)
26 - Holland (best: 26th - worst: 27th) (+1)
27 - Slovenia (best: 26th - worst: 27th) (-1)
28 - Estonia (best: 25th - worst: 28th) =
29 - Albania (best: 28th - worst: 29th) =

30 - Montenegro (best: 30th - worst: 32nd) (+2)
31 - San Marino (best: 30th - worst: 31st) =
32 - Portugal (best: 29th - worst: 32nd) (-2)
33 - Latvia (best: 32nd - worst: 33rd) =
34 - Switzerland (best: 34th-worst: 35th) =
35 - Lithuania (best: 35th-worst: 36th) =
36 - Belarus (best: 36th-worst: 37th) =
37 - Iceland (best: 33th - worst 37th) =

11/03/2014

01 - Norway (best: 1st - worst: 1st) =
02 - Sweden (best: 2nd - worst: 3rd) =
03 - Azerbaijan (best: 2nd - worst: 3rd) =
04 - Romania (best: 4th - worst: 4th) =
05 - Hungary (best: 5th-worst: 10th) =
06 - United Kingdom (best: 5th - worst: 7th) (+1)
07 - Germany (best: 5th - worst: 7th) (-1)
08 - Ukraine (best: 8th-worst: 10th) =
09 - Russia (best: 7th - worst: 9th) =
10 - Denmark (best: 8th - worst: 11th) (+1)

11 - Armenia (best: 10th - worst: 11th) (-1)
12 - Belgium (best: 12th - worst: 21st) =
13 - Greece (best: 12th - worst: 13th) =
14 - Spain (best: 13th-worst: 14th) =
15 - Israel (best: 14th - worst: 15th) =
16 - Austria (best: 14th - worst: 16th) =
17 - Poland (best: 16th - worst: 20th) =
18 - Italy (best: 16th - worst: 18th) =
19 - Ireland (best: 17th - worst: 19th) =
20 - Moldova (best: 17th - worst: 20th) =

21 - Georgia (best: 21st - worst: 23rd) (+1)
22 - Finland (best: 22nd - worst: 24th) (+1)
23 - F.Y.R. Macedonia (best: 21st - worst 34th) (-2)
24 - France (best: 17th-worst: 25th) =
25 - Malta (best: 21st - worst: 25th) =
26 - Holland (best: 26th - worst: 27th) =
27 - Estonia (best: 25th-worst: 28th) (+1)
28 - Albania (best: 28th-worst: 29th) (+1)
29 - Slovenia (best: 26th - worst: 29th) (-2)

30 - San Marino (best: 30th - worst: 31st) (+1)
31 - Portugal (best: 29th - worst: 32nd) (+1)
32 - Montenegro (best: 30th - worst: 32nd) (-2)
33 - Latvia (best: 32nd - worst: 33rd) =
34 - Switzerland (best: 34th-worst: 35th) =
35 - Lithuania (best: 35th-worst: 36th) =
36 - Belarus (best: 36th-worst: 37th) =
37 - Iceland (best: 33th - worst 37th) =

12/03/2014

01 - Norway (best: 1st - worst: 1st) =
02 - Sweden (best: 2nd - worst: 3rd) =
03 - Azerbaijan (best: 2nd - worst: 3rd) =
04 - Hungary (best: 4th-worst: 10th) (+1)
05 - Armenia (best: 5th - worst: 11th) (+6)
06 - Romania (best: 4th-worst: 6th) (-2)
07 - United Kingdom (best: 5th - worst: 7th) (-1)
08 - Ukraine (best: 8th-worst: 10th) =
09 - Russia (best: 7th - worst: 9th) =
10 - Germany (best: 5th - worst: 10th) (-3)

11 - Belgium (best: 11th - worst: 21st) (+1)
12 - Denmark (best: 8th - worst: 12th) (-2)
13 - Spain (best: 13th-worst: 14th) (+1)
14 - Austria (best: 14th - worst: 16th) (+3)
15 - Italy (best: 15th-worst: 18th) (+3)
16 - Ireland (best: 16th-worst: 19th) (+3)
17 - Moldova (best: 17th - worst: 20th) (+3)
18 - Israel (best: 14th - worst: 18th) (-4)
19 - Greece (best: 12th - worst: 19th) (-6)
20 - Poland (best: 16th-worst: 20th) (-3)

21 - Georgia (best: 21st - worst: 23rd) =
22 - Finland (best: 22nd - worst: 24th) =
23 - Holland (best: 23rd - worst: 27th) (+3)
24 - Malta (best: 21st-worst: 25th) (+1)
25 - France (best: 17th-worst: 25th) (-2)
26 - Estonia (best: 25th-worst: 28th) =
27 - Slovenia (best: 26th - worst: 29th) (+2)
28 - Albania (best: 28th-worst: 29th) =
29 - San Marino (best: 29th - worst: 31st) (+1)

30 - Montenegro (best: 30th - worst: 32nd) (+2)
31 - Portugal (best: 29th - worst: 32nd) =
32 - F.Y.R. Macedonia (best: 21st - worst 34th) (-9)
33 - Latvia (best: 32nd - worst: 33rd) =
34 - Lithuania (best: 34th-worst: 36th) (+1)
35 - Switzerland (best: 34th-worst: 35th) (-1)
36 - Iceland (best: 33th-worst 37th) (+1)
37 - Belarus (best: 36th-worst: 37th) (-1)

14/03/2014

01 - Norway (best: 1st - worst: 1st) =
02 - Sweden (best: 2nd - worst: 3rd) =
03 - Armenia (best: 3rd - worst: 11th) (+2)
04 - Hungary (best: 4th-worst: 10th) =
05 - Azerbaijan (best: 2nd - worst: 5th) (-2)
06 - Romania (best: 4th-worst: 6th) =
07 - United Kingdom (best: 5th - worst: 7th) =
08 - Ukraine (best: 8th-worst: 10th) =
09 - Russia (best: 7th - worst: 9th) =
10 - Germany (best: 5th - worst: 10th) =

11 - Belgium (best: 11th - worst: 21st) =
12 - Denmark (best: 8th - worst: 12th) =
13 - Austria (best: 13th - worst: 16th) (+1)
14 - Italy (best: 14th-worst: 18th) (+1)
15 - Spain (best: 13th-worst: 15th) (-2)
16 - Moldova (best: 16th - worst: 20th) (+1)
17 - Ireland (best: 16th-worst: 19th) (-1)
18 - Poland (best: 16th-worst: 20th) (+2)
19 - Greece (best: 12th - worst: 19th) =
20 - Finland (best: 20th - worst: 24th) (+2)

21 - Israel (best: 14th - worst: 21st) (-3)
22 - France (best: 17th-worst: 25th) (+3)
23 - Malta (best: 21st-worst: 25th) (+1)
24 - Estonia (best: 24th-worst: 28th) (+2)
25 - Holland (best: 23rd - worst: 27th) (-2)
26 - Georgia (best: 21st - worst: 26th) (-5)
27 - San Marino (best: 27th - worst: 31st) (+2)
28 - Albania (best: 28th-worst: 29th) =
29 - Montenegro (best: 29th - worst: 32nd) (+1)
30 - Portugal (best: 29th - worst: 32nd) (+1)

31 - F.Y.R. Macedonia (best: 21st - worst 34th) (+1)
32 - Slovenia (best: 26th - worst: 32nd) (-5)
33 - Lithuania (best: 33rd - worst: 36th) (+1)
34 - Iceland (best: 33th - worst 37th) (+2)
35 - Switzerland (best: 34th - worst: 35th) =
36 - Belarus (best: 36th - worst: 37th) (+1)
37 - Latvia (best: 32nd - worst: 37th) (-4)

16/03/2014

01 - Armenia (best: 1st - worst: 11th) (+2)
02 - Norway (best: 1st - worst: 2nd) (-1)
03 - Sweden (best: 2nd - worst: 3rd) (-1)
04 - Azerbaijan (best: 2nd - worst: 5th) (+1)
05 - Hungary (best: 4th-worst: 10th) (-1)
06 - Romania (best: 4th-worst: 6th) =
07 - United Kingdom (best: 5th - worst: 7th) =
08 - Russia (best: 7th - worst: 9th) (+1)
09 - Ukraine (best: 8th-worst: 10th) (-1)
10 - Belgium (best: 10th - worst: 21st) (+1)

11 - Denmark (best: 8th - worst: 12th) (+1)
12 - Germany (best: 5th - worst: 12th) (-2)
13 - Austria (best: 13th - worst: 16th) =
14 - Spain (best: 13th-worst: 15th) (+1)
15 - Italy (best: 14th-worst: 18th) (-1)
16 - Ireland (best: 16th-worst: 19th) (+1)
17 - Moldova (best: 16th - worst: 20th) (-1)
18 - Greece (best: 12th - worst: 19th) (+1)
19 - Poland (best: 16th-worst: 20th) (-1)
20 - Finland (best: 20th - worst: 24th) =

21 - Israel (best: 14th - worst: 21st) =
22 - Malta (best: 21st-worst: 25th) (+1)
23 - France (best: 17th-worst: 25th) (-1)
24 - Estonia (best: 24th-worst: 28th) =
25 - Holland (best: 23rd - worst: 27th) =
26 - Georgia (best: 21st - worst: 26th) =
27 - Albania (best: 27th-worst: 29th) (+1)
28 - F.Y.R. Macedonia (best: 21st - worst 34th) (+3)
29 - Montenegro (best: 29th - worst: 32nd) =
30 - Portugal (best: 29th - worst: 32nd) =

31 - San Marino (best: 27th - worst: 31st) (-4)
32 - Slovenia (best: 26th - worst: 32nd) =
33 - Lithuania (best: 33rd - worst: 36th) =
34 - Iceland (best: 33th - worst 37th) =
35 - Switzerland (best: 34th - worst: 35th) =
36 - Belarus (best: 36th - worst: 37th) =
37 - Latvia (best: 32nd - worst: 37th) =

16/03/2014 - After Belgium Selection

01 - Armenia (best: 1st - worst: 11th) =
02 - Norway (best: 1st - worst: 2nd) =
03 - Sweden (best: 2nd - worst: 3rd) =
04 - Azerbaijan (best: 2nd - worst: 5th) =
05 - Hungary (best: 4th-worst: 10th) =
06 - Romania (best: 4th-worst: 6th) =
07 - Russia (best: 7th - worst: 9th) (+1)
08 - Belgium (best: 8th - worst: 21st) (+2)
09 - Ukraine (best: 8th-worst: 10th) =
10 - United Kingdom (best: 5th - worst: 10th) (-3)

11 - Germany (best: 5th - worst: 12th) (+1)
12 - Denmark (best: 8th - worst: 12th) (-1)
13 - Austria (best: 13th - worst: 16th) =
14 - Spain (best: 13th-worst: 15th) =
15 - Italy (best: 14th-worst: 18th) =
16 - Ireland (best: 16th-worst: 19th) =
17 - Moldova (best: 16th - worst: 20th) =
18 - Greece (best: 12th - worst: 19th) =
19 - Poland (best: 16th-worst: 20th) =
20 - Finland (best: 20th - worst: 24th) =

21 - Israel (best: 14th - worst: 21st) =
22 - Malta (best: 21st-worst: 25th) =
23 - France (best: 17th-worst: 25th) =
24 - Estonia (best: 24th-worst: 28th) =
25 - Holland (best: 23rd - worst: 27th) =
26 - Portugal (best: 26th - worst: 32nd) (+4)
27 - San Marino (best: 27th - worst: 31st) (+4)
28 - Albania (best: 27th-worst: 29th) (-1)
29 - Montenegro (best: 29th - worst: 32nd) =
30 - F.Y.R. Macedonia (best: 21st - worst 34th) (-3)

31 - Georgia (best: 21st - worst: 31st) (-5)
32 - Slovenia (best: 26th - worst: 32nd) =
33 - Iceland (best: 33th - worst 37th) (+1)
34 - Lithuania (best: 33rd - worst: 36th) (-1)
35 - Switzerland (best: 34th - worst: 35th) =
36 - Belarus (best: 36th - worst: 37th) =
37 - Latvia (best: 32nd - worst: 37th) =

19/03/2014 - All songs are selected

01 - Armenia (best: 1st - worst: 11th) =
02 - Sweden (best: 2nd - worst: 3rd) (+1)
03 - Norway (best: 1st - worst: 3rd) (-1)
04 - Hungary (best: 4th-worst: 10th) (+1)
05 - Belgium (best: 5th - worst: 21st) (+3)
06 - Azerbaijan (best: 2nd - worst: 6th) (-2)
07 - Denmark (best: 7th - worst: 12th) (+5)
08 - United Kingdom (best: 5th - worst: 10th) (+2)
09 - Romania (best: 4th-worst: 9th) (-3)
10 - Ukraine (best: 8th-worst: 10th) (-1)

11 - Russia (best: 7th - worst: 11th) (-4)
12 - Germany (best: 5th - worst: 12th) (-1)
13 - Italy (best: 13th-worst: 18th) (+2)
14 - Austria (best: 13th - worst: 16th) (-1)
15 - Spain (best: 13th-worst: 15th) (-1)
16 - Ireland (best: 16th-worst: 19th) =
17 - Israel (best: 14th - worst: 21st) (+4)
18 - Greece (best: 12th - worst: 19th) =
19 - Finland (best: 19th - worst: 24th) (+1)
20 - Poland (best: 16th-worst: 20th) (-1)

21 - France (best: 17th-worst: 25th) (+2)
22 - Moldova (best: 16th - worst: 22nd) (-5)
23 - Montenegro (best: 23rd - worst: 32nd) (+6)
24 - Malta (best: 21st-worst: 25th) (-2)
25 - Estonia (best: 24th-worst: 28th) (-1)
26 - Albania (best: 26th-worst: 29th) (+2)
27 - San Marino (best: 27th - worst: 31st) =
28 - Holland (best: 23rd - worst: 28th) (-3)
29 - F.Y.R. Macedonia (best: 21st - worst 34th) (+1)
30 - Georgia (best: 21st - worst: 31st) (+1)

31 - Slovenia (best: 26th - worst: 32nd) (+1)
32 - Iceland (best: 32nd - worst 37th) (+1)
33 - Lithuania (best: 33rd - worst: 36th) (+1)
34 - Latvia (best: 32nd-worst: 37th) (+3)
35 - Switzerland (best: 34th - worst: 35th) =
36 - Belarus (best: 36th - worst: 37th) =
37 - Portugal (best: 26th - worst: 37th) (-11)

29/03/2014 - All songs are selected

01 - Armenia (best: 1st - worst: 11th) =
02 - Sweden (best: 2nd - worst: 3rd) =
03 - Norway (best: 1st - worst: 3rd) =
04 - Denmark (best: 4th - worst: 12th) (+3)
05 - Azerbaijan (best: 2nd - worst: 6th) (+1)
06 - Hungary (best: 4th-worst: 10th) (-2)
07 - Ukraine (best: 7th-worst: 10th) (+3)
08 - United Kingdom (best: 5th - worst: 10th) =
09 - Belgium (best: 5th - worst: 21st) (-3)
10 - Romania (best: 4th-worst: 10th) (-1)

11 - Russia (best: 7th - worst: 11th) =
12 - Italy (best: 13th-worst: 18th) (+1)
13 - Austria (best: 13th - worst: 16th) (+1)
14 - Israel (best: 14th - worst: 21st) (+3)
15 - Spain (best: 13th-worst: 15th) =
16 - Greece (best: 12th - worst: 19th) (+2)
17 - Ireland (best: 16th-worst: 19th) (-1)
18 - Germany (best: 5th - worst: 18th) (-6)
19 - Estonia (best: 19th-worst: 28th) (+6)
20 - Poland (best: 16th-worst: 20th) =

21 - Finland (best: 19th - worst: 24th) (-2)
22 - Malta (best: 21st-worst: 25th) (+2)
23 - Montenegro (best: 23rd - worst: 32nd) =
24 - France (best: 17th-worst: 25th) (-3)
25 - Slovenia (best: 25th - worst: 32nd) (+6)
26 - Albania (best: 26th-worst: 29th) =
27 - Holland (best: 23rd - worst: 28th) (+1)
28 - F.Y.R. Macedonia (best: 21st - worst 34th) (+1)
29 - Lithuania (best: 29th - worst: 36th) (+4)
30 - Moldova (best: 16th - worst: 30th) (-8)

31 - Iceland (best: 31st - worst 37th) (+1)
32 - Georgia (best: 21st - worst: 32nd) (-3)
33 - Portugal (best: 26th - worst: 37th) (+4)
34 - Belarus (best: 36th - worst: 37th) (+2)
35 - Switzerland (best: 34th - worst: 35th) =
36 - San Marino (best: 27th - worst: 36th) (-9)
37 - Latvia (best: 32nd-worst: 37th) (-3)