| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | the 1981 census | 63 |
|
| 2 | the 1991 census | 39 |
|
| 3 | the 1971 census | 15 |
|
| 4 | the 1851 census | 14 |
|
| 5 | the 1989 census | 11 |
|
| 6 | the 1911 census | 10 |
|
| 7 | the 1871 census | 7 |
|
| 8 | the 1841 census | 7 |
|
| 9 | the 1990 census | 6 |
|
