1964
60.8
50.3
41
46.2
53.9
139
517
683
548
239
118
71.2
1965
57.5
49.4
44.5
46.6
60.4
145
444
791
452
178
112
73.8
1966
62.2
53.4
47
47.1
66.9
151
565
993
503
171
105
74.6
1967
58.1
50
48
56.3
61.4
138
628
727
481
187
99.4
66.4
1968
56.3
47.7
51.1
51.6
75
236
824
810
499
309
124
78.8
1969
61.1
48.3
46.4
46.9
60.6
137
562
670
540
209
107
64.7
1970
44.8
39.9
39.3
47.3
63.2
199
659
1078
429
222
121
87.6
1971
50.3
49.2
50.5
68.6
85.1
534
739
815
421
211
121
84.6
1972
55.9
58.6
58
56.4
88.7
151
583
667
515
201
121
81.6
1973
60.9
50.6
56.6
70.1
88
398
544
861
649
342
148
86.9
1974
65.9
51.2
45.3
55.2
63.9
189
712
911
514
214
111
70.6
1975
52.1
44.1
37.6
52.6
78
244
602
608
655
332
146
90.3
1976
69.4
60.2
54.3
57.7
79.1
290
518
772
583
220
121
76.1
1977
57.3
44.9
40.6
50.9
67
148
663
871
444
237
133
84
1978
64.1
51.4
53.1
65.5
141
355
888
979
444
254
138
84.6
1979
61.1
54.4
41
46.8
64.1
158
640
685
388
160
95.2
68.3
1980
45.7
36.3
35.5
44.7
49
219
783
885
477
185
107
66.4
1981
51.2
41.2
34.2
48.4
68.1
193
781
970
605
216
124
73.7
1982
51.7
47.2
47.4
62.3
72.7
253
633
710
467
217
155
103
1983
82.6
69.7
71
78.7
122
178
535
752
705
310
150
91.4
1984
68
51.9
48.3
46.1
99.8
287
838
622
612
187
99.5
65.2
1985
48.1
37.8
36.6
36.8
42.9
140
641
710
616
303
151
89.2
1986
58.2
46.3
39.8
47.8
51.9
223
564
522
495
228
107
68.5
1987
48.4
39.2
34.6
44.4
54.3
131
678
731
466
205
110
78.1
1988
63.4
53.3
51.6
58.5
113
257
654
902
437
182
114
87.8
1989
78.5
67.4
68.6
72.6
153
291
550
778
547
250
114
78.3
1990
62.9
58
63.5
72.8
116
236
642
582
460
217
106
72.1
1991
58.7
46.6
46.8
49
80.6
181
390
683
473
149
85.6
61.7
1992
50.5
43.6
39.6
37
46.7
94.7
276
541
415
193
100
66.8
1993
51
45.2
38.4
48.4
73.7
140
368
800
434
178
904
58.5
1994
47.1
39.9
41.3
36.3
55.4
198
387
585
442
147
79.7
56.2
1995
45.1
40.5
39.9
45
123
291
543
676
378
170
103
58.2
