CONTACT US: Contact info
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| 18 (1981) | ? | 2 | ? | 2 |
| 19 (1982) | ? | 1 | ? | ? |
| 20 (1983) | 4 | C | ? | ? |
| 21 (1984) | ? | ? | 1 | ? |
| 22 (1985) | 2 | C | ? | 1 |
| 23 (1986) | ? | ? | 1 | ? |
| 24 (1987) | 2 | C | 1 | ? |
| 25 (1988) | 1 | ? | ? | ? |
| 26 (1989) | 2 | C | ? | 1 |
| 27 (1990) | 1 | 2 | 1 | ? |
| 28 (1991) | 2 | 1 | 1 | ? |
| 29 (1992) | 1 | ? | 3 | ? |
| 30 (1993) | 2 | ? | ? | 1 |
| 31 (1994) | 2 | ? | ? | 1 |
| 32 (1995) | 1 | 1 | ? | ? |
| 34 (1997) | 1 | 2 | 1 | 2 |
| 35 (1998) | 1 | 1 | 1 | 3 |
| 36 (1999) | 1 | 1 | ? | ? |
| 37 (2000) | ? | 1 | 1 | 1 |
| 38 (2001) | 6 | ? | 1 | C |
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| 54 (2017) | 2 | ? | ? | ? |