The only years in which I remember the most performances of were 2000-2015. So here are my rankings.
2000:
1. "Luna"

3. "Fly on the Wings of Love"

2001:
1. "Energy"

2. "Everybody"

3. "Wer Liebe Lebt"

2002:
1. "I Wanna"

2. "Addicted to You"

3. "Come Back"

2003:
1. "Sanomi"

2. "Everyway That I Can"

3. "Words for Love"

2004:
1. "Lane Moje"

2. "Wild Dances"

3. "Heaven"

2005:
1. "My Number One"

2. "Le Grand Soir"

(Yes, I know that a lot of people find that song boring, but it's such a beautiful song IMO)
3. "Hasheket Shenish'ar"

2006:
1. "Lejla"

2. "Everything"
3. "Tornero "

2007:
1. "Molitva"

2. "Visionary Dream"

3. "Rijeka Bez Imena"

2008:
1. "Oro"

2. "Hero"

3. "Fire in Your Eyes"

2009:
1. "FAIRYTALE"

2. "Et S'il Fallait Le Faire"

3. "Jan Jan"
2010:
1. "We Could be the Same"

2. "Milim"

3. "Sweet People"
2011:
1. "No One"

2. "Sognu"

3. "Watch My Dance"
2012:
1. "Quédate Conmigo"

2. "Euphoria"

3. "Nije Ljubav Stvar"
2013:
1. "Only Teardrops"

2. "Rak Bishvilo"

3. "You"
2014:
1. "Same Heart"

2. "Calm After the Storm"

3. "Not Alone"
2015:
1. "Grande Amore"

2. "Rhythm Inside"

3. "Hope Never Dies"
