1990
100
100
100
100
1024
1991
103.4
99.8
106.9
105.7
1133
1992
109.1
98.8
106.4
107.9
1628
1993
111.7
96.5
107.4
103.2
1749
1994
112.8
95.4
107.5
100.4
2343
1995
116.7
94.6
107.9
102.8
2447
1996
120.7
96.1
107.1
106.3
2447
1997
123.4
94.9
108.5
109.0
2447
1998
128.6
94.1
111.7
109.4
2708
1999
132.4
93.3
111.6
112.7
2708
2000
134.3
93.6
112.4
112.9
2708
2001
138.1
92.4
111.4
115.7
2967
2002
141.2
92.1
111.3
116.9
3229
2003
144.5
91.7
110.9
116.7
3943
2004
148.2
90.9
114.3
117.6
4264
2005
152.5
90.9
116.1
119.1
4285
2006
156.9
90.1
115.9
120.4
5184
2007
160.6
90.1
115.7
119.0
5480
2008
165.0
90.3
115.0
119.5
5750
2009
168.9
90.5
114.9
119.6
6126
2010
171.8
90.7
116.1
119.6
6602
2011
173.5
90.8
116.4
121.0
6830
2012
176.1
90.6
116.2
123.8
6879
2013
176.9
90.4
116.7
122.0
7298
2014
176.9
91.3
115.8
119.2
7316