Keyword Analysis & Research: when should i use arrow functions in es6

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
when should i use arrow functions in es6	0.59	0.7	3747	88	40
when	1.45	0.6	6656	58	4
should	0.67	0.9	7312	31	6
i	1.2	0.3	7715	68	1
use	1.48	0.2	1607	33	3
arrow	0.99	0.4	31	68	5
functions	1.7	0.5	9419	79	9
in	0.06	0.7	9739	42	2
es6	0.14	0.2	9962	66	3

Keyword	CPC	PCC	Volume	Score
when should i use arrow functions in es6	1.22	0.3	582	5