| @ | ‚f ‚c ‚o | ŽY ‹Æ •Ê | |||||
| ”_—Ñ…ŽY‹Æ | H‹ÆAŒšÝ | ƒT[ƒrƒX | |||||
| H‹ÆAŒšÝ | H@‹Æ | Œš@Ý | |||||
| H@‹Æ | ‚¤‚¿“d‹CA…“¹ | ||||||
| 1976 | 100.0 | 43.9 | 23.0 | 16.9 | c | 6.1 | 33.1 |
| 1977 | 100.0 | 42.3 | 25.1 | 18.5 | c | 6.5 | 32.6 |
| 1978 | 100.0 | 39.7 | 26.3 | 20.3 | c | 6.0 | 34.0 |
| 1979 | 100.0 | 40.6 | 24.8 | 19.4 | c | 5.4 | 34.6 |
| 1980 | 100.0 | 42.9 | 21.9 | 16.9 | c | 5.0 | 35.2 |
| 1981 | 100.0 | 43.2 | 21.0 | 16.5 | c | 4.6 | 35.7 |
| 1982 | 100.0 | 44.4 | 20.4 | 16.7 | c | 3.6 | 35.2 |
| 1983 | 100.0 | 44.9 | 20.6 | 16.7 | c | 3.9 | 34.5 |
| 1984 | 100.0 | 43.4 | 21.6 | 17.5 | c | 4.0 | 35.1 |
| 1985 | 100.0 | 43.8 | 22.1 | 17.9 | 1.3 | 4.2 | 34.1 |
| 1986 | 100.0 | 43.8 | 22.1 | 17.9 | 1.3 | 4.2 | 34.1 |
| 1987 | 100.0 | 42.1 | 23.3 | 19.0 | 1.4 | 4.2 | 34.7 |
| 1988 | 100.0 | 41.2 | 24.4 | 20.5 | 1.3 | 3.9 | 34.3 |
| 1989 | 100.0 | 42.1 | 22.8 | 19.0 | 1.3 | 3.8 | 35.1 |
| 1990 | 100.0 | 40.7 | 22.5 | 18.6 | 1.4 | 3.8 | 36.9 |
| 1991 | 100.0 | 39.2 | 23.9 | 20.1 | 1.2 | 3.8 | 36.9 |
| 1992 | 100.0 | 38.6 | 24.2 | 20.4 | 1.3 | 3.9 | 37.1 |
| 1993 | 100.0 | 37.1 | 25.4 | 21.1 | 1.4 | 4.2 | 37.5 |
| 1994 | 100.0 | 35.4 | 26.6 | 21.9 | 1.4 | 4.7 | 38.0 |
| 1995 | 100.0 | 34.0 | 27.7 | 22.8 | 1.5 | 4.9 | 38.4 |
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