| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| historical events of 1991 | 0.8 | 0.2 | 1408 | 19 | 25 |
| historical | 1.66 | 1 | 2607 | 8 | 10 |
| events | 0.16 | 0.1 | 1378 | 7 | 6 |
| of | 1.35 | 0.6 | 3305 | 68 | 2 |
| 1991 | 0.48 | 0.5 | 9138 | 27 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| historical events of 1991 | 1.12 | 0.8 | 96 | 34 |
| historical events of 1992 | 0.32 | 0.1 | 5539 | 7 |
| historical events of 1901 | 1.51 | 1 | 579 | 43 |
| historical events of 1941 | 1.85 | 0.9 | 1838 | 87 |
| historical events of 1990 | 1.8 | 0.4 | 1096 | 70 |
| historical events of 1919 | 1.62 | 0.5 | 7447 | 74 |
| historical events of 1994 | 1.64 | 0.2 | 8188 | 68 |
| historical events of 1997 | 0.73 | 0.4 | 2475 | 91 |
| historical events of 1993 | 1.22 | 0.4 | 2499 | 76 |
| historical events of 1998 | 1.49 | 0.3 | 8206 | 22 |
| historical events of 1999 | 0.08 | 1 | 7215 | 67 |
| historical events of 1912 | 1.13 | 0.6 | 4910 | 51 |
| historical events of 1995 | 0.2 | 0.6 | 7594 | 19 |
| historical events of 1996 | 1.94 | 0.6 | 6117 | 43 |
| calendar for 1991 year with historical events | 0.07 | 0.3 | 5575 | 96 |
| 1991 top 10 historical events | 1.12 | 1 | 8116 | 94 |
