| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| united states postal history | 1.2 | 1 | 5660 | 74 | 28 |
| united | 0.22 | 0.6 | 6171 | 82 | 6 |
| states | 0.48 | 0.3 | 9863 | 98 | 6 |
| postal | 0.83 | 0.2 | 6933 | 85 | 6 |
| history | 1.03 | 0.5 | 5764 | 12 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| united states postal history | 1.85 | 0.2 | 7591 | 19 |
