Keyword Analysis & Research: when did windows 7 come out originally

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
when did windows 7 come out originally	0.89	0.5	5531	60	38
when	1.18	1	6236	19	4
did	1.7	0.8	1529	65	3
windows	0.74	0.7	8434	70	7
7	0.41	0.6	3624	87	1
come	0.83	0.2	6452	12	4
out	0.26	0.8	2695	72	3
originally	1.87	1	3692	34	10

Keyword	CPC	PCC	Volume	Score
when did windows 7 come out originally	0.54	0.3	3778	29