Class	Hours	Share	Kills	Kills / hr	Points / min	Dmg / min	Assists	Caps
Scout	52	40%	1,986	38.4	0.88	176	960	51
Engineer	32	25%	1,204	37.9	0.91	162	460	5
Demoman	15	12%	705	47.7	1.10	243	168	5
Soldier	9	7%	489	54.2	1.40	287	148	11
Sniper	7	6%	231	32.4	0.78	132	37	11
Medic	6	5%	53	9.0	1.32	34	430	2
Pyro	4	3%	232	56.1	1.33	231	88	13
Heavy	2	2%	146	65.7	1.73	323	73	2
Spy	1	1%	60	54.8	2.04	144	3	0

Board	Percentile	Rank	Value
Defenses per hour (Engineer, 10h+)	top 13.6%	#3,976 / 29,151	2.52
Kill assists per hour (all classes, 10h+)	top 23.0%	#8,678 / 37,804	18.5
Kill assists per hour (all classes, 50h+)	top 23.1%	#7,825 / 33,868	18.5
Kill assists per hour (Scout, 10h+)	top 23.8%	#7,307 / 30,731	18.6
Kill assists per hour (Scout, 50h+)	top 26.3%	#4,971 / 18,869	18.6
Most kill assists (Scout)	top 31.5%	#13,586 / 43,188	960
Most defenses (Engineer)	top 33.1%	#13,836 / 41,806	80
Dominations per hour (Engineer, 10h+)	top 38.4%	#11,187 / 29,151	2.77
Kill assists per hour (Demoman, 10h+)	top 39.1%	#11,702 / 29,904	11.4
Most damage dealt (Scout)	top 40.1%	#17,304 / 43,188	545,644
Most dominations (Engineer)	top 42.2%	#17,625 / 41,806	88
Most hours played (Scout)	top 42.9%	#18,544 / 43,188	52
Most kills (Scout)	top 43.6%	#18,848 / 43,188	1,986
Most defenses (Scout)	top 44.3%	#19,129 / 43,188	88
Most dominations (Scout)	top 44.3%	#19,148 / 43,188	70
Most kill assists (Engineer)	top 46.2%	#19,328 / 41,806	460
Most points scored (Scout)	top 47.1%	#20,335 / 43,188	2,719
Most damage dealt (Engineer)	top 47.5%	#19,848 / 41,806	308,124
Most kills (Engineer)	top 48.1%	#20,124 / 41,806	1,204
Most hours played (Engineer)	top 48.6%	#20,331 / 41,806	32

hmmm

Class stats (lifetime)More info