| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| 1981 penny error | 0.03 | 0.2 | 9019 | 59 | 16 |
| 1981 | 1.85 | 0.5 | 2991 | 96 | 4 |
| penny | 0.54 | 0.6 | 5952 | 8 | 5 |
| error | 0.95 | 0.7 | 5867 | 21 | 5 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| 1981 penny error | 2 | 0.8 | 412 | 55 |
| 1981 penny error list | 0.77 | 0.9 | 5526 | 56 |
| 1981 penny error chart | 0.34 | 0.7 | 5993 | 13 |
| 1981 penny error coin value | 0.81 | 0.6 | 6047 | 42 |
| 1981 canadian penny error | 0.28 | 0.4 | 7964 | 6 |
| 1981 d penny error list | 0.71 | 0.1 | 5611 | 83 |
| 1981 lincoln penny errors | 0.25 | 0.9 | 8985 | 66 |
| 1981 d penny errors | 1.87 | 0.4 | 3861 | 22 |
| rare 1981 d error penny | 0.51 | 0.1 | 1085 | 76 |
| what is the error on a 1981 penny | 0.42 | 0.5 | 7917 | 52 |
