when did superhero comics start

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
when did superhero comics start	1.87	0.2	9938	11	31
when	1.57	0.8	4290	9	4
did	1.01	0.5	2711	44	3
superhero	1.74	0.5	5160	39	9
comics	0.85	0.3	9856	24	6
start	1.22	0.9	5046	74	5

Keyword	CPC	PCC	Volume	Score
when did superhero comics start	0.53	0.3	152	63
when was the first superhero comic released	1.87	0.3	9007	44
when did superhero comics become popular	0.75	0.4	4470	76
what was the first superhero comic created	0.62	0.7	4764	31
what was the first superhero comic series	1.36	1	6534	84
what was the first superhero comic	0.8	0.6	9308	43
what was the first superhero comic published	0.14	0.2	4571	16
when did superhero come out	0.7	0.2	4072	81
what was the first comic book superhero	0.87	1	196	13
first superhero comic book ever made	0.85	0.8	1208	43
when was the first superhero created	1.69	0.5	2614	48
who was the first comic superhero	0.75	0.7	3751	89
first superhero comic book	1.36	1	2253	21
when was the first superhero made	1.61	0.7	7468	94
the history of comic books and superheroes	0.87	0.2	9212	14
what was the first superhero comic strip	1.03	1	1862	57