Keyword Analysis & Research: when did american currency start

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
when did american currency start	1.18	0.5	3159	61	32
when	0.06	0.9	5129	53	4
did	0.27	0.7	4808	37	3
american	1.49	0.1	478	59	8
currency	1.9	0.7	1595	44	8
start	0.64	0.6	2379	96	5

Keyword	CPC	PCC	Volume	Score
when did american currency start	0.33	0.2	7608	63