1986
68.1
42.0
39.8
74.2
170
286
527.5
639
469
224
121
87.0
1987
55.3
46.9
45.4
72.8
130
259
415
547
369
149
93.3
63.3
1988
47.8
38.6
66.9
89.3
152
184
640
724
322
150
82.5
61.3
1989
69.2
48.6
50.2
62.7
124
193
413
707
414
186
111
77.3
1990
53.5
54.3
85.6
133
185
264
630
663
485
181
92.4
62.7
1991
53.7
44.2
61.3
84.0
167
260
408
579
343
123
76.9
56.9
1992
48.7
48.5
47.6
58.7
99.1
136
316
619
419
157
84.0
56.9
1993
46.1
43.1
55.1
97.2
148
261
329
425
603
219
112
80.5
1994
66.5
67.7
61.4
57.8
139
280
526
624
313
160
68.8
47.1
1995
46.6
44.8
48.5
59.6
162
205
398
572
413
138
77.9
55.1
1996
46.0
44.7
53.3
71.3
111
214
401
526
339
159
90.7
65.7
1997
56.03
49.4
46.2
62.7
75.6
137
341
459
344
127
77.3
76.3
1998
51.3
43.2
51.2
89.9
155
220
503
668
362
199
109
75.3
1999
59.0
47.1
41.3
64.7
89.1
186
470
441
279
169
82.3
60.9
2000
48.6
50.5
47.3
131
133
591
827
769
497
186
106
69.9
2001
56.9
40.4
39.2
58.9
143
294
652
524
277
130
83.2
62.4
2002
54.1
59.4
70.0
99.3
176
204
366
533
520
157
91.3
65.9
2003
55.4
57.5
67.0
87.0
120
220
477
617
548
183
90.4
61.6
2004
50.9
41.9
37.5
42.7
70.9
107
340
580
280
163
90.6
64.4
2005
56.2
61.2
72.5
79.1
109
177
441
556
415
201
94.8
67.0
2006
51.3
41.3
40.9
53.1
111
134
393
489
360
143
89.5
67.5






















































































































































































