Year
|
Beginning Price
|
Ending Price
|
Gain or Loss
|
Percent Gain or Loss
|
1975
|
32.625
|
46.375
|
13.75
|
42.15%
|
1976
|
46.375
|
77.75*
|
31.375
|
67.65%
|
1977
|
38.875
|
35.875
|
-3.00
|
-7.72%
|
1978
|
35.875
|
38.875
|
3.00
|
8.36%
|
1979
|
38.875
|
43.00
|
4.125
|
10.61%
|
1980
|
43.00
|
61.00
|
18.00
|
41.86%
|
1981
|
61.00
|
41.75
|
-19.25
|
-31.56%
|
1982
|
41.75
|
56.625
|
14.875
|
35.63%
|
1983
|
56.625
|
72.50
|
15.875
|
28.04%
|
1984
|
72.50
|
72.50*
|
0.00
|
0.00%
|
1985
|
36.25
|
43.75
|
7.50
|
20.69%
|
1986
|
43.75
|
46.00
|
2.25
|
5.14%
|
1987
|
46.00
|
33.875
|
-12.125
|
-26.36%
|
1988
|
33.875
|
41.125
|
7.25
|
21.40%
|
1989
|
41.125
|
54.25
|
13.125
|
31.91%
|
1990
|
54.25
|
47.875
|
-6.375
|
-11.75%
|
1991
|
47.875
|
54.25
|
6.375
|
13.32%
|
1992
|
54.25
|
48.125
|
-6.125
|
-11.29%
|
1993
|
48.125
|
62.00
|
13.875
|
28.83%
|
1994
|
62.00
|
62.875
|
0.875
|
1.41%
|
1995
|
62.875
|
94.875
|
32.00
|
50.89%
|
1996
|
94.875
|
132.50*
|
37.625
|
39.66%
|
1997
|
66.25
|
72.8125
|
6.5625
|
9.91%
|
1998
|
72.8125
|
108.75
|
35.9375
|
49.36%
|
1999
|
108.75
|
130.00*
|
21.25
|
19.54%
|
2000
|
65.00
|
78.625
|
13.625
|
20.96%
|
2001
|
78.625
|
64.63
|
-13.995
|
-17.80%
|
2002
|
64.63
|
61.94
|
-2.69
|
-4.16%
|
2003
|
61.94
|
94.77
|
32.83
|
53.00%
|
2004
|
94.77
|
103.35
|
8.58
|
9.05%
|
2005
|
103.35
|
111.82*
|
8.47
|
8.20%
|
2006
|
55.91
|
62.52
|
6.61
|
11.82%
|
2007
|
62.52
|
76.54
|
14.02
|
22.42%
|
2008
|
76.54
|
53.60
|
-22.94
|
-29.97%
|
2009
|
53.60
|
69.41
|
15.81
|
29.50%
|
2010
|
69.41
|
78.72
|
9.31
|
13.41%
|
2011
|
78.72
|
73.09
|
-5.63
|
-7.15%
|
2012
|
73.09
|
82.01
|
8.92
|
12.20%
|
2013
|
82.01
|
113.80
|
31.79
|
38.76%
|
2014
|
113.80
|
115.00
|
1.20
|
1.05%
|
2015
|
115.00
|
96.07
|
-18.93
|
-16.46%
|
2016
|
96.07
|
109.62
|
13.55
|
14.10%
|
2017
|
109.62
|
127.57
|
17.95
|
16.37%
|
2018
|
127.57
|
106.48
|
-21.09
|
-16.53%
|
2019
|
106.48
|
149.76
|
43.28
|
40.65%
|
2020
|
149.76
|
143.005*
|
-6.755
|
-4.51%
|