| 1991 | X | 1 | = | 1991 |
| 1991 | X | 2 | = | 3982 |
| 1991 | X | 3 | = | 5973 |
| 1991 | X | 4 | = | 7964 |
| 1991 | X | 5 | = | 9955 |
| 1991 | X | 6 | = | 11946 |
| 1991 | X | 7 | = | 13937 |
| 1991 | X | 8 | = | 15928 |
| 1991 | X | 9 | = | 17919 |
| 1991 | X | 10 | = | 19910 |
| 1991 | X | 11 | = | 21901 |
| 1991 | X | 12 | = | 23892 |
| 1991 | X | 13 | = | 25883 |
| 1991 | X | 14 | = | 27874 |
| 1991 | X | 15 | = | 29865 |
| 1991 | X | 16 | = | 31856 |
| 1991 | X | 17 | = | 33847 |
| 1991 | X | 18 | = | 35838 |
| 1991 | X | 19 | = | 37829 |
| 1991 | X | 20 | = | 39820 |