Experience.

I get like 500exp.

2 years 10k exp a day

its like half a year, so i have to practice,and yea i have a life,so ..not much exp. Today 5th mission accomplished, so..idk maybe 1000exp daily.
Edit: trying not to say so...

i played for 5 months i play 20 min a day or so.

max ... 2k per day ... im bored in CF noobs r kickin me all time 0_o

SURE the NA version is released at 30, january 2009 So you play it since september ´08 ?
I play CF NA version since 3rd february `09