| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| countries by population 1920 | 0.18 | 0.9 | 329 | 4 | 28 |
| countries | 0.08 | 0.2 | 1167 | 41 | 9 |
| by | 0.43 | 0.8 | 4531 | 24 | 2 |
| population | 1.53 | 1 | 853 | 59 | 10 |
| 1920 | 0.16 | 0.5 | 6964 | 54 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| countries by population 1930 | 1.02 | 1 | 5281 | 87 |
| countries by population 1950 | 1.65 | 0.1 | 8774 | 53 |
| countries by population 1940 | 0.97 | 0.6 | 4084 | 22 |
| countries by population 1939 | 1.53 | 0.1 | 4128 | 92 |
| countries by population 1980 | 0.43 | 0.2 | 9088 | 92 |
| countries by population 1900 | 0.43 | 0.7 | 3985 | 27 |
| countries by population 1980 wiki | 1.27 | 0.6 | 7893 | 21 |
| countries by population 1960 | 0.58 | 0.4 | 9832 | 8 |
| countries by population 1990 | 0.96 | 0.6 | 1587 | 76 |
| countries by population 1500 | 1.57 | 1 | 4954 | 47 |
| countries by population 1945 | 0.23 | 0.3 | 4213 | 74 |
| population by country 1950 | 0.56 | 0.9 | 7855 | 95 |
| list of countries by population 1950 | 1.79 | 0.6 | 4158 | 26 |
| world population by country 1950 | 0.09 | 0.6 | 226 | 30 |
| population of countries in the 1950s | 0.72 | 0.3 | 6767 | 10 |
| world population 1930 by country | 1.52 | 1 | 2509 | 64 |
| population by country in 1930 | 1.02 | 0.7 | 8062 | 62 |
