| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| how many years ago 1981 | 1.65 | 0.1 | 709 | 98 |
| how many years ago 1989 | 0.35 | 0.9 | 8289 | 30 |
| how many years ago 1991 | 1.79 | 0.7 | 1471 | 98 |
| how many years ago 1987 | 1.58 | 1 | 5674 | 1 |
| how many years ago 1988 | 1.41 | 1 | 2540 | 48 |
| how many years ago 1982 | 0.4 | 0.4 | 4142 | 10 |
| how many years ago 1985 | 0.48 | 0.2 | 1821 | 38 |
| how many years ago 1986 | 0.39 | 0.4 | 9096 | 34 |
| how many years ago 1983 | 1.03 | 0.5 | 1742 | 10 |
| how many years ago 1984 | 1.2 | 0.7 | 8834 | 100 |
| how many years ago 1911 | 0.11 | 0.1 | 9972 | 93 |
| how many years ago 1968 | 0.3 | 0.1 | 7741 | 69 |
| how many years ago 1971 | 0.83 | 0.7 | 7189 | 56 |
| how many years ago was 1981 | 1.88 | 0.6 | 4766 | 13 |
| how many years ago was 1981 to 2023 | 1.85 | 0.8 | 6793 | 92 |
