- 1981[position unknown]
- 1984[position unknown]
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- 1986[position unknown]
- 1987[position unknown]
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- 1990[position unknown]
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- 2001[position unknown]
- 1985[position unknown]
- 1986[position unknown]
- 1988[position unknown]
- 1989[position unknown]
- 1990[position unknown]
- 1991[position unknown]
- 1992[position unknown]
- 1993[position unknown]
- 1994[position unknown]
- 1995[position unknown]
- 1996[position unknown]
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- 1998[position unknown]
- 1999[position unknown]
- 2000[position unknown]