history of motorcycle helmets

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
history of motorcycle helmets	1.11	0.9	2050	59	29
history	1.24	0.2	6794	69	7
of	0.62	0.6	6018	60	2
motorcycle	0.46	0.1	1273	47	10
helmets	0.05	0.3	9886	80	7

Keyword	CPC	PCC	Volume	Score
history of motorcycle helmets	1.32	0.3	3355	66
history of motorcycle helmet laws	0.18	0.6	7081	98
cromwell motorcycle helmets history	1.91	0.9	4101	61
bell helmets motorcycle history	1.85	0.1	8001	17
history of the motorcycle helmet	1.32	1	7615	91
timeline history of motorcycle helmets	1.25	0.9	8522	7
when were bike helmets invented	0.43	0.4	9862	62
history of the helmet	1.49	1	1580	54
original helmet for motorcycle	0.21	0.7	1551	82
evolution of motorcycle helmets	1.82	0.2	3029	28
when were helmets invented	1.42	0.8	1225	30
when were bicycle helmets invented	1.27	0.9	1406	19
history of military helmets	1.51	0.8	6932	88
when were motorcycle helmets made compulsory	0.5	0.2	182	28
when were the helmets introduced	1.56	0.1	3337	21
when were helmets made	1.08	0.1	1489	54
when were helmets first used	1.56	0.7	5795	77
vintage motorcycle helmets for sale	0.55	0.4	5776	67
when did bicycle helmets become common	0.91	0.3	8387	2
when was the first helmet created	1.64	0.3	534	33
who invented the bicycle helmet	0.81	0.7	1412	13
who invented the helmet	1.88	0.7	6034	17
vintage motor bike helmet	0.05	0.8	8456	40