| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| first superman comic book price | 0.1 | 0.8 | 1400 | 91 |
| first superman comic book worth | 0.77 | 0.7 | 5546 | 62 |
| first edition superman comic book value | 0.6 | 0.3 | 1371 | 79 |
| original superman comic #1 price | 1.19 | 0.6 | 3820 | 53 |
| superman comic book prices | 0.63 | 0.7 | 9234 | 19 |
| first superman comic value | 1.18 | 0.7 | 570 | 69 |
| superman #1 comic price | 0.89 | 0.6 | 5134 | 13 |
| superman first comic book | 0.76 | 0.1 | 8293 | 74 |
| superman comic books price list | 0.91 | 0.3 | 4204 | 19 |
| superman comic book price guide | 0.02 | 0.1 | 485 | 74 |
| first edition superman comic value | 0.33 | 0.6 | 4057 | 87 |
| superman first edition comic book | 0.24 | 0.5 | 928 | 69 |
| first superman comic worth | 1.31 | 0.7 | 3187 | 46 |
| first appearance of superman comic value | 1.39 | 0.8 | 582 | 22 |
| superman number 1 comic price | 1.71 | 1 | 8458 | 76 |
| superman 1st edition comic book | 0.38 | 0.4 | 1616 | 48 |
