| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| significant events in 1991 | 0.1 | 0.3 | 8217 | 37 | 26 |
| significant | 0.86 | 0.1 | 3815 | 61 | 11 |
| events | 1.48 | 0.8 | 4491 | 29 | 6 |
| in | 1.36 | 0.1 | 4587 | 19 | 2 |
| 1991 | 1.06 | 0.1 | 138 | 49 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| significant events in 1991 | 1.76 | 0.6 | 9686 | 94 |
| significant events in 1992 | 0.55 | 0.2 | 6024 | 32 |
| significant events in 1911 | 1 | 0.9 | 1266 | 88 |
| significant events in 1990 | 1.77 | 1 | 2683 | 91 |
| significant events in 1941 | 0.24 | 0.4 | 855 | 31 |
| significant events in 1919 | 1.77 | 0.9 | 3838 | 99 |
| significant events in 1995 | 0.99 | 0.5 | 9750 | 75 |
| significant events in 1998 | 0.82 | 0.9 | 8939 | 19 |
| significant events in 1999 | 0.12 | 0.2 | 5301 | 70 |
| significant events in 1994 | 0.49 | 0.3 | 2668 | 52 |
| significant events in 1997 | 1.33 | 0.4 | 4378 | 73 |
| significant events in 1993 | 0.59 | 0.1 | 6361 | 26 |
| significant events in 1996 | 1.42 | 0.8 | 5426 | 50 |
| significant events in 1913 | 1.97 | 0.3 | 3764 | 37 |
