| 1978 |
| 1979 |
| 1980 |
| 1981 |
| 1982 |
| 1983 |
| 1984 |
| 1985 |
| 1986 |
| 1987 |
| 1988 |
| 1989 |
| 1990 |
| 1991 |
| 1992 |
| 1993 |
| 1994 |
| 1995 |
| 1996 |
| 1997 |
| 1998 |
| 1999 |
| 2000 |
| 2001 |
| 2002 |
| 2003 |
| 2004 | |
|
100 |
|
100.1 |
99.9 |
100.1 |
|
|
102.6 |
|
102.1 |
103.4 |
101.5 |
|
|
108.8 |
|
108 |
109.5 |
106.9 |
|
|
101.7 |
|
101.5 |
101.6 |
101.4 |
|
|
101.9 |
|
100.9 |
102.1 |
100.1 |
|
|
102.8 |
|
102 |
102.9 |
101.2 |
|
| 103 |
103.7 |
101.8 |
103.4 |
103.5 |
103.4 |
|
| 114.8 |
115.1 |
114.3 |
114 |
115.2 |
112.9 |
|
| 106.2 |
106.3 |
106.1 |
106 |
106.1 |
105.9 |
|
| 108.8 |
110.9 |
106.4 |
109.5 |
111.3 |
107.4 |
|
| 121.5 |
123.4 |
119.8 |
122.1 |
124.2 |
120.5 |
|
| 118.2 |
116.8 |
119.6 |
117.8 |
116.6 |
118.7 |
|
| 102.1 |
102.1 |
102 |
101.6 |
101.4 |
101.8 |
100.4 |
| 103.5 |
105.6 |
101.5 |
103 |
105.2 |
101.4 |
101.8 |
| 107.5 |
109.2 |
104.8 |
106.6 |
108.9 |
104.1 |
104.8 |
| 119.8 |
121.4 |
117.4 |
116.7 |
119.1 |
115.2 |
117.3 |
| 124.8 |
124.7 |
124.9 |
121.7 |
120 |
124.8 |
117.5 |
| 116.6 |
117 |
116.4 |
113.5 |
113 |
114.3 |
112.3 |
| 107.9 |
109.8 |
107 |
105.8 |
106.4 |
105.1 |
99.5 |
| 102.8 |
104.1 |
102.1 |
100.3 |
100.9 |
99.4 |
99.2 |
| 99.7 |
100.5 |
99.3 |
98.4 |
98.4 |
98.4 |
95.6 |
| 98.8 |
99.5 |
98.5 |
97.7 |
97.7 |
97.7 |
96.8 |
| 101 |
100.9 |
101.1 |
99 |
98.8 |
99.1 |
101.1 |
| 99.8 |
99.6 |
100 |
98.1 |
97.4 |
99 |
98.3 |
| 99.1 |
98.8 |
99.3 |
98.7 |
98.4 |
99.3 |
96.9 |
| 101.9 |
100.5 |
102.9 |
99.6 |
99.4 |
99.9 |
100.6 |
| 103.9 |
102.8 |
104.6 |
102.7 |
102 |
103.6 |
105 | |
