| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| census records online free 1940 | 1.67 | 0.1 | 6748 | 18 |
| census records online free 1920 | 0.74 | 0.7 | 2217 | 46 |
| census records online free 1930 | 1.64 | 0.9 | 7580 | 49 |
| census records online free 1950 | 1.01 | 0.3 | 8260 | 77 |
| census records online free 1960 | 0.34 | 0.1 | 249 | 10 |
| 1940 us census records online free | 0.18 | 1 | 5181 | 83 |
| 1940 census records online free search | 0.83 | 0.9 | 1388 | 2 |
| 1920 us census records online free | 0.81 | 0.3 | 6634 | 75 |
| 1920 us census records online free search usa | 0.71 | 0.8 | 9548 | 79 |
