| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| population of usa in 1961 | 1.85 | 0.8 | 9520 | 97 | 25 |
| population | 0.7 | 1 | 8128 | 74 | 10 |
| of | 0.27 | 0.4 | 674 | 29 | 2 |
| usa | 1.69 | 0.1 | 7589 | 96 | 3 |
| in | 0.73 | 0.8 | 9108 | 49 | 2 |
| 1961 | 0.18 | 0.8 | 633 | 65 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| population of usa in 1961 | 0.53 | 0.3 | 7727 | 88 |
| population of us in 1961 | 0.49 | 1 | 875 | 86 |
| population of usa in 1960 | 0.28 | 0.4 | 4877 | 31 |
| population of usa in 1968 | 0.4 | 0.8 | 695 | 16 |
| population of usa in 1962 | 1.65 | 0.1 | 5367 | 100 |
| population of usa in 1981 | 0.89 | 0.8 | 3820 | 20 |
| population of usa in 1861 | 1.97 | 0.1 | 2656 | 19 |
| population of usa in 1951 | 1.16 | 0.5 | 6292 | 31 |
| population of usa in 1964 | 0.1 | 0.6 | 4165 | 78 |
| population of usa in 1965 | 1.42 | 1 | 2620 | 68 |
| population of usa in 1914 | 1.63 | 0.2 | 22 | 17 |
| population of usa in 1969 | 0.31 | 0.6 | 5193 | 87 |
| population of usa in 1918 | 1.39 | 0.3 | 1730 | 29 |
| population of usa in 1966 | 0.76 | 0.3 | 1115 | 72 |
| population of usa in 1963 | 1.18 | 0.4 | 7943 | 51 |
