Keyword Analysis & Research: what does km mean in text

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
what does km mean in text	1.42	0.2	4788	57	25
what	1.5	0.8	3110	27	4
does	0.69	0.1	5213	47	4
km	0.8	0.6	1544	80	2
mean	0.17	0.7	8571	73	4
in	0.39	0.5	9533	29	2
text	1.37	0.8	9894	24	4

Keyword	CPC	PCC	Volume	Score
what does km mean in text	0.31	0.5	8297	6