446
1999
435
1998
653
1997
333
1996
263
1995
232
1994
334
1993
460
1992
238
1991
37
12/1991
17
11/1991
41
10/1991
12
9/1991
33
8/1991
15
7/1991
13
6/1991
10
5/1991
14
4/1991
11
3/1991
12
2/1991
23
1/1991
218
1990
242
1989
147
1988
155
1987
122
1986
121
1985
119
1984
191
1983
137
1982