| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| interstate highway system significance | 0.7 | 0.9 | 9915 | 52 | 38 |
| interstate | 1.74 | 0.7 | 8118 | 4 | 10 |
| highway | 0.96 | 0.7 | 8860 | 42 | 7 |
| system | 0.23 | 0.3 | 2360 | 39 | 6 |
| significance | 1.14 | 1 | 7696 | 85 | 12 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| interstate highway system significance | 1.05 | 0.7 | 8314 | 82 |
| the interstate highway system was | 1.02 | 1 | 5441 | 29 |
| interstate highway system definition | 1.55 | 1 | 9130 | 96 |
| interstate highway system def | 1.43 | 0.7 | 5991 | 73 |
| define interstate highway system | 1.11 | 0.4 | 6415 | 71 |
| why was the interstate highway system created | 1.64 | 0.9 | 5300 | 64 |
| development of the interstate highway system | 0.65 | 0.9 | 3118 | 78 |
| wiki interstate highway system | 1.71 | 0.2 | 9631 | 53 |
| interstate highway act significance | 1.25 | 0.8 | 1327 | 62 |
| why was the interstate highway system built | 0.87 | 0.8 | 5198 | 16 |
| interstate highway system history | 0.95 | 0.7 | 2491 | 100 |
| the united states interstate highway system | 1.25 | 0.2 | 3633 | 47 |
| national system of interstate highways | 1.17 | 0.4 | 7067 | 21 |
| what is an interstate highway | 1.95 | 0.7 | 9523 | 30 |
