| 序号 | 时间 (年) |
数据 (%) |
|---|---|---|
| 1 | 2010 | |
| 2 | 2009 | |
| 3 | 2008 | |
| 4 | 2007 | |
| 5 | 2006 | |
| 6 | 2005 | |
| 7 | 2004 | 5.54 |
| 8 | 2003 | 6.25 |
| 9 | 2002 | 5.41 |
| 10 | 2001 | 5.48 |
| 11 | 2000 | 5.45 |
| 12 | 1999 | 5.81 |
| 13 | 1998 | 5.81 |
| 14 | 1997 | 5.88 |
| 15 | 1996 | 6.04 |
| 16 | 1995 | 6.95 |
| 17 | 1994 | 7.36 |
| 18 | 1993 | 7.24 |
| 19 | 1992 | 8.99 |
| 20 | 1991 | 10.43 |
| 21 | 1990 | 6.87 |
| 22 | 1989 | 7.97 |
| 23 | 1988 | 7.85 |
| 24 | 1987 | 11.22 |
| 25 | 1986 | 14.45 |
| 26 | 1985 | 16.56 |
| 27 | 1984 | 17.69 |
| 28 | 1983 | 14.64 |
| 29 | 1982 | 15.56 |
| 30 | 1981 | 14.55 |
| 31 | 1980 | 17.25 |
| 32 | 1979 | 15.93 |
| 33 | 1978 | 14.71 |
| 34 | 1977 | 14.50 |
| 35 | 1976 | 14.73 |
| 36 | 1975 | 15.95 |
| 37 | 1974 | 12.66 |
| 38 | 1973 | 15.07 |
| 39 | 1972 | 10.77 |
| 40 | 1971 | 8.44 |
| 41 | 1970 | 11.22 |
| 42 | 1969 | 10.83 |
| 43 | 1968 | 12.16 |
| 44 | 1967 | 8.21 |
| 45 | 1966 | 7.75 |
| 46 | 1965 | 8.88 |
| 47 | 1964 | 8.64 |
| 48 | 1962 | 13.47 |
| 49 | 1961 | 9.54 |
| 50 | 1960 | 10.52 |
