when did knob and tube wiring stop being used

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
when did knob and tube wiring stop being used	1.17	0.9	9750	91	45
when	1.35	0.8	7289	71	4
did	0.8	0.8	9783	2	3
knob	0.27	0.6	1168	76	4
and	0.83	0.8	5827	41	3
tube	1.74	0.8	1725	95	4
wiring	1.46	0.6	4245	15	6
stop	1.44	0.7	3448	59	4
being	1.66	0.5	5017	36	5
used	1.62	0.2	760	49	4

Keyword	CPC	PCC	Volume	Score
when did knob and tube wiring stop being used	0.93	0.3	9787	90
when was knob and tube wiring used	1.43	0.5	8122	22
when was knob and tube wiring discontinued	0.24	0.2	3132	62
when did knob and tube stop	1.41	0.2	2050	47
when did knob and tube wiring start	1.33	0.7	8161	30
when was knob and tube stopped	0.47	1	7213	53
knob and tube wiring history	1.55	0.9	1211	46
when was knob and tube used	1.98	0.2	3122	48
knob and tube wiring years	1.57	0.3	3530	24
when was knob and tube discontinued	1.82	0.4	7113	25
what replaced knob and tube wiring	0.67	0.8	2701	98
knob and tube wiring dates	0.3	0.9	4738	71
should knob and tube wiring be replaced	1.92	0.1	1224	1
knob and tube wiring issues	2	0.5	1766	48
old electrical wiring knob tube	0.54	1	8763	70
what replaced knob and tube	1.94	0.1	2523	19
knob and tube wiring explained	0.28	0.3	4630	32
knob and tube wiring problems	0.45	0.9	5917	52
knob and tube wiring meaning	1.85	0.7	8737	27
is knob and tube wiring legal	0.2	0.3	5865	74
old electrical knob and tube	0.66	0.1	750	9