218
1990
242
1989
147
1988
155
1987
122
1986
121
1985
119
1984
191
1983
137
1982
148
1981
164
1980
229
1979
282
1978
313
1977
34
12/1977
10
11/1977
25
10/1977
34
9/1977
15
8/1977
23
7/1977
23
6/1977
23
5/1977
39
4/1977
43
3/1977
11
2/1977
33
1/1977
328
1976
256
1975
198
1974
100
1973