From a total of 5,867,352 earned actions

Rank	Action	Earned	Reward
1	Headshot	3,222,248 times	1
2	Double Kill (2 kills)	867,419 times	1
3	Triple Kill (3 kills)	409,854 times	2
4	Pick up the Bomb	351,153 times	2
5	Drop the Bomb	263,345 times	-2
6	Domination (4 kills)	206,417 times	3
7	Rampage (5 kills)	108,831 times	4
8	Plant the Bomb	80,894 times	10
9	Start Defusing the Bomb With a Defuse Kit	68,471 times	0
10	Mega Kill (6 kills)	59,849 times	5
11	Terrorists bombed the target	55,860 times	0
12	Counter-Terrorists defused the bomb	37,919 times	0
13	Defuse the Bomb	35,781 times	10
14	Ownage (7 kills)	33,428 times	6
15	Ultra Kill (8 kills)	19,260 times	7
16	Killing Spree (9 kills)	11,343 times	8
17	Start Defusing the Bomb Without a Defuse Kit	10,661 times	0
18	God Like (12+ kills)	8,011 times	11
19	Monster Kill (10 kills)	6,889 times	9
20	Unstoppable (11 kills)	4,308 times	10
21	All Counter-Terrorists eliminated	2,932 times	0
22	All Terrorists eliminated	2,479 times	0