Keyword Analysis & Research: when was digital recording invented

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
when was digital recording invented	1.77	0.8	3671	34	35
when	0.83	0.1	1768	35	4
was	0.89	0.3	9345	21	3
digital	1.55	0.9	7291	48	7
recording	0.92	0.7	2993	71	9
invented	0.74	0.1	2575	46	8

Keyword	CPC	PCC	Volume	Score
when was digital recording invented	1.38	1	1262	75