| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| 2009 penny error list | 1.77 | 0.9 | 114 | 78 | 21 |
| 2009 | 1.23 | 0.2 | 4481 | 28 | 4 |
| penny | 1.11 | 0.5 | 7164 | 11 | 5 |
| error | 1.13 | 1 | 1542 | 9 | 5 |
| list | 0.84 | 0.7 | 6623 | 64 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| 2009 penny error list | 1.37 | 0.3 | 1091 | 99 |
