From a total of 5,869,213 earned actions

Rank	Action	Earned	Reward
1	Headshot	3,223,225 times	1
2	Double Kill (2 kills)	867,536 times	1
3	Triple Kill (3 kills)	409,917 times	2
4	Pick up the Bomb	351,353 times	2
5	Drop the Bomb	263,471 times	-2
6	Domination (4 kills)	206,436 times	3
7	Rampage (5 kills)	108,841 times	4
8	Plant the Bomb	80,965 times	10
9	Start Defusing the Bomb With a Defuse Kit	68,544 times	0
10	Mega Kill (6 kills)	59,856 times	5
11	Terrorists bombed the target	55,916 times	0
12	Counter-Terrorists defused the bomb	37,979 times	0
13	Defuse the Bomb	35,829 times	10
14	Ownage (7 kills)	33,429 times	6
15	Ultra Kill (8 kills)	19,260 times	7
16	Killing Spree (9 kills)	11,344 times	8
17	Start Defusing the Bomb Without a Defuse Kit	10,669 times	0
18	God Like (12+ kills)	8,013 times	11
19	Monster Kill (10 kills)	6,890 times	9
20	Unstoppable (11 kills)	4,309 times	10
21	All Counter-Terrorists eliminated	2,939 times	0
22	All Terrorists eliminated	2,492 times	0