| 1 |
| 51 |
| 1 |
| 2000 |
| 1 |
| 1949 |
| 1 |
| 2000 |
| 1 |
| 1949 |
| 1 |
| 51 |
=
| 949 |
| 51 |
| 1949 |
| 2000 |
| 51 |
| 1949 |
| 51 |
| 2000 |
| 2000 |
| 1949 |
| 2000 |
| 51 |
=(
| 1949 |
| 51 |
| 2000 |
| 51 |
| 51 |
| 1949 |
| 2000 |
| 1949 |
| 1919 |
| 2000 |
| 51 |
| 1949 |
=-1-1-1+3,
=0.
| 1 |
| 51 |
| 1 |
| 2000 |
| 1 |
| 1949 |
| 1 |
| 2000 |
| 1 |
| 1949 |
| 1 |
| 51 |
| 1 |
| 51 |
| 1 |
| 2000 |
| 1 |
| 1949 |
| 1 |
| 2000 |
| 1 |
| 1949 |
| 1 |
| 51 |
| 949 |
| 51 |
| 1949 |
| 2000 |
| 51 |
| 1949 |
| 51 |
| 2000 |
| 2000 |
| 1949 |
| 2000 |
| 51 |
| 1949 |
| 51 |
| 2000 |
| 51 |
| 51 |
| 1949 |
| 2000 |
| 1949 |
| 1919 |
| 2000 |
| 51 |
| 1949 |