| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| interstate highway system history | 0.86 | 0.3 | 5708 | 98 | 33 |
| interstate | 2 | 0.7 | 7384 | 51 | 10 |
| highway | 1.52 | 0.4 | 5454 | 50 | 7 |
| system | 1.18 | 0.1 | 3780 | 66 | 6 |
| history | 0.12 | 0.3 | 3699 | 70 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| interstate highway system history | 0.17 | 0.8 | 3931 | 62 |
