Some of you may one day need to show these statistics to others/post them somewhere on the Web. Shocking numbers but such is a reality. I am posting the data for U.S. as it is the easiest to find. There are statistics for more countries - you just need to google a bit.
1 Xanax (alprazolam) 47.7 (millions)
2 Celexa (citalopram) 37.8
3 Zoloft (sertraline) 37.2
4 Atvian (lorezepam) 27.1
5 Prozac (fluoxetine HCl) 24.5
6 Lexapro (escitalopram) 23.7
7 Desyrel (trazodone HCl) 22.6
8 Cymbalta (duloxetine) 17.7
9 Valium (diazepam) 14.6
10 Seroquel (quetiapine) 14.2
http://www.mc.vanderbilt.edu/labs/li.../cn3000923.pdf