| 1990 |  #1 |
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| 1991 |  #2 |
 #3 May |
 #4 |
|
| 1992 |  #5 Jan |
 #6 May |
 #7 Aug |
 #8 Oct |
| 1993 |  #9 Jan |
 #10 Apr |
 #11 Jul |
 #12 Oct |
| 1994 |  #13 Jan |
 #14 Apr |
 #15 Jul |
 #16 Oct |
| 1995 |  #17 Jan |
 #18 Apr |
 #19 Jul |
 #20 Oct |
| 1996 |  #21 Jan |
 #22 Apr |
 #23 Jul |
 #24 Oct |
| 1997 |  #25 Jan |
 #26 Apr |
 #27 Jul |
 #28 Oct |
| 1998 |  #29 Feb |
 #30 May |
 #31 Aug |
 #32 Nov |
| 1999 |  #33 May |
 #34 Aug |