Keyword Analysis & Research: when was the first usb flash drive invented

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
when was the first usb flash drive invented	1.39	0.4	5192	72	43
when	1.82	1	2466	94	4
was	1.62	0.2	4370	76	3
the	0.59	0.8	9199	89	3
first	1.7	0.8	5494	32	5
usb	1.55	0.5	3954	21	3
flash	1.21	0.1	7758	2	5
drive	0.02	0.7	6194	88	5
invented	0.78	1	5736	61	8

Keyword	CPC	PCC	Volume	Score
when was the first usb flash drive invented	0.86	0.6	3097	48