| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| when was knob and tube wiring discontinued | 1.47 | 0.6 | 131 | 72 | 42 |
| when | 0.58 | 0.9 | 8474 | 76 | 4 |
| was | 1.24 | 0.6 | 7375 | 48 | 3 |
| knob | 1.17 | 0.4 | 6167 | 99 | 4 |
| and | 0.23 | 0.2 | 8066 | 6 | 3 |
| tube | 0.43 | 0.9 | 6679 | 44 | 4 |
| wiring | 0.11 | 0.3 | 830 | 78 | 6 |
| discontinued | 1.7 | 0.2 | 3413 | 38 | 12 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| when was knob and tube wiring discontinued | 0.9 | 0.3 | 6960 | 93 |
| when was knob and tube discontinued | 0.28 | 0.6 | 5367 | 88 |
| when did knob and tube wiring end | 1.69 | 0.3 | 224 | 68 |
| when was knob and tube stopped | 1.35 | 0.5 | 7976 | 88 |
| when did knob and tube stop | 1.16 | 0.6 | 8535 | 51 |
| when did knob and tube wiring start | 1.23 | 0.2 | 9058 | 97 |
| when was knob and tube wiring used | 1.22 | 0.2 | 5246 | 92 |
| knob and tube wiring years | 1.57 | 1 | 6858 | 38 |
| knob and tube wiring history | 1.61 | 0.2 | 3127 | 7 |
| what replaced knob and tube wiring | 1.68 | 0.6 | 983 | 81 |
| knob and tube wiring dates | 1.29 | 0.2 | 4206 | 11 |
| what replaced knob and tube | 1 | 1 | 4420 | 95 |
| should knob and tube wiring be replaced | 1.07 | 0.3 | 3773 | 13 |
| when was knob and tube used | 1.79 | 0.9 | 985 | 73 |
| knob and tube wiring issues | 1.34 | 0.5 | 5177 | 10 |
| knob and tube wiring problems | 0.81 | 1 | 1837 | 43 |
| knob and tube wiring replacement | 0.86 | 0.7 | 4933 | 70 |
| is knob and tube wiring legal | 0.39 | 0.8 | 4451 | 80 |
| old electrical wiring knob tube | 1.5 | 0.8 | 2016 | 14 |
| old electrical knob and tube | 1.33 | 0.1 | 6488 | 83 |
