 |
|
Year
|
Island in
the Sky
|
Maze
|
Needles
|
River
|
Total
|
|
2000
|
238,666
|
10,982
|
139,087
|
12,823
|
401,558
|
|
1999
|
263,494
|
10,613
|
158,692
|
13,361
|
446,160
|
|
1998
|
253,329
|
9,546
|
160,764
|
12,885
|
436,524
|
|
1997
|
253,092
|
11,832
|
155,290
|
12,483
|
432,697
|
|
1996
|
258,006
|
11,212
|
165,122
|
13,187
|
447,527
|
|
1995
|
263,653
|
14,026
|
158,858
|
12,232
|
448,769
|
|
1994
|
234,860
|
14,477
|
170,431
|
10,153
|
429,921
|
|
1993
|
236,245
|
9,353
|
178,171
|
11,075
|
434,844
|
|
1992
|
222,605
|
10,529
|
153,286
|
10,491
|
396,911
|
|
1991
|
191,731
|
9,167
|
132,758
|
9,054
|
342,710
|
|
1990
|
151,878
|
11,424
|
111,623
|
7,118
|
282,043
|
|
1989
|
150,641
|
6,240
|
95,520
|
6,761
|
259,162
|
|
1988
|
114,728
|
7,606
|
84,020
|
7,863
|
214,217
|
|
1987
|
80,104
|
8,109
|
85,096
|
7,400
|
180,709
|
|
1986
|
78,628
|
7,025
|
84,256
|
7,150
|
177,059
|
|
1985
|
42,417
|
6,967
|
69,294
|
5,490
|
124,168
|
|
1984
|
39,793
|
3,161
|
56,297
|
6,395
|
105,646
|
|
1983
|
42,479
|
3,199
|
51,129
|
4,972
|
101,779
|
|
1982
|
44,580
|
3,132
|
43,975
|
6,623
|
98,310
|
|
1981
|
40,458
|
2,600
|
42,098
|
5,764
|
90,920
|
|
1980
|
27,748
|
2,540
|
19,248
|
7,429
|
56,965
|
|
1979
|
33,091
|
2,320
|
32,291
|
7,431
|
75,133
|
|
1978
|
n/a
|
n/a
|
n/a
|
n/a
|
86,307
|
|
1977
|
n/a
|
n/a
|
n/a
|
n/a
|
75,621
|
|
1976
|
n/a
|
n/a
|
n/a
|
n/a
|
80,006
|
|
1975
|
n/a
|
n/a
|
n/a
|
n/a
|
71,774
|
|
1974
|
n/a
|
n/a
|
n/a
|
n/a
|
58,988
|
|
1973
|
n/a
|
n/a
|
n/a
|
n/a
|
62,574
|
|
1972
|
n/a
|
n/a
|
n/a
|
n/a
|
60,757
|
|
1971
|
n/a
|
n/a
|
n/a
|
n/a
|
55,444
|
|
1970
|
n/a
|
n/a
|
n/a
|
n/a
|
33,360
|
|
1969
|
n/a
|
n/a
|
n/a
|
n/a
|
26,035
|
|
1968
|
n/a
|
n/a
|
n/a
|
n/a
|
26,318
|
|
1967
|
n/a
|
n/a
|
n/a
|
n/a
|
23,155
|
|
1966
|
n/a
|
n/a
|
n/a
|
n/a
|
20,234
|
|
1965
|
n/a
|
n/a
|
n/a
|
n/a
|
19,426
|
|
|
|
|
