My android game got almost 10 sales in 15 days,Is it a good rate ?

[youssefragab]

so i published my android source code on codecanyon 2 weeks ago.
at first day i got 2 sales then the sales stopped for a while and today it reached 8 sales ,so i wanna ask if its a good rate for sales ?

Nano Math: Android Puzzle Game (With AdMob)

[AlekseyZhdanov]

Congrats @youssefmousa