Top 100 of the most viewed (on youtube) Arab music ever. I only list the 8 million+ tracks here . Looks like Lebanon rules.
source> http://www.statoz.com/arabic
just to see where we are:
1 Nancy Ajram - Fi Hagat 23014690 views
2 Nancy Ajram - Ya Kethar 18186848 views
3 Nancy Ajram - Mashy Haddy 17656257 views
4 Nancy Ajram - Ya Habibi Yalla 12617821 views
5 Cheb khaled - Aicha 12459954 views
6 Carole Samaha - Khallik Behalak 11054627 views
7 Haifaa Wahby - Boos El Wawa 10322759 views
8 نانسى عجرم - إنت إيه 9867390 views
9 Tamer Ashour - Iftahrikna 9645827 views
10 Amr Diab - Tamally Maak 9586808 views
11 Nancy Ajram - Ebn El Geran / نانسى عج 9030670 views
12 2pac & Elissa - Ahla Donia (Arabic Remix) 8932509 views
13 Myriam Fares - Eih Elly Byehsal 8790225 views
14 بابا فين لما الشمس تغيب H 8726828 views
15 K'Naan ft. Nancy Ajram - Waving Flag 8425025 views
16 Feruza Jumaniyozova – yalla habibi 8383273 views
17 اليسااليسا - بتمون Elissa - B 8055087 views
18 Mohamed Hamaki - We Aftakrt 7966996 views