football history timeline

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
football history timeline	0.29	0.9	4213	48	25
football	1.61	0.2	8059	99	8
history	0.57	0.1	1265	75	7
timeline	0.99	0.8	6926	89	8

Keyword	CPC	PCC	Volume	Score
football history timeline	0.6	0.2	4987	58
history of football helmets timeline	1	0.4	5876	8
history of american football timeline	1.9	0.9	3915	98
college football history timeline	0.15	0.6	1783	38
pro football history timeline	1.93	0.8	6444	42
national football league history timeline	1.43	0.8	1188	1
history of football helmets	0.74	0.5	9698	89
evolution of football helmets timeline	1.85	1	8300	58
football helmets throughout history	0.98	0.2	9210	70
history of football helmets in the nfl	0.28	0.5	8784	22
first helmet in football history	0.11	0.7	6741	43
when were football helmets invented	1.95	0.6	7125	92
football helmet evolution timeline	1.47	0.5	7625	21
when were football helmets first used	1.43	0.7	4951	53
history of helmets nfl	0.37	0.4	4873	22
when was the first football helmet introduced	0.54	1	5551	95
when were helmets used in football	0.58	0.8	5589	7
american football helmet history	1.71	0.6	7580	94
when was the first football helmet made	0.07	0.1	3901	32
when did the nfl start using helmets	0.14	0.6	9972	9
who created the first football helmet	1.22	0.5	3033	21