| 序号 |
时间(年) |
数据(单位：‰) |
| 1 |
2024 |
|
| 2 |
2023 |
|
| 3 |
2022 |
|
| 4 |
2021 |
|
| 5 |
2020 |
|
| 6 |
2019 |
|
| 7 |
2018 |
208.92 |
| 8 |
2017 |
209.90 |
| 9 |
2016 |
213.78 |
| 10 |
2015 |
214.32 |
| 11 |
2014 |
218.75 |
| 12 |
2013 |
218.61 |
| 13 |
2012 |
222.09 |
| 14 |
2011 |
221.59 |
| 15 |
2010 |
223.07 |
| 16 |
2009 |
225.35 |
| 17 |
2008 |
226.54 |
| 18 |
2007 |
223.69 |
| 19 |
2006 |
217.61 |
| 20 |
2005 |
228.58 |
| 21 |
2004 |
216.83 |
| 22 |
2003 |
214.32 |
| 23 |
2002 |
213.86 |
| 24 |
2001 |
216.81 |
| 25 |
2000 |
217.47 |
| 26 |
1999 |
223.13 |
| 27 |
1998 |
230.07 |
| 28 |
1997 |
233.35 |
| 29 |
1996 |
228.84 |
| 30 |
1995 |
232.30 |
| 31 |
1994 |
222.09 |
| 32 |
1993 |
219.49 |
| 33 |
1992 |
214.22 |
| 34 |
1991 |
215.07 |
| 35 |
1990 |
220.05 |
| 36 |
1989 |
221.52 |
| 37 |
1988 |
221.59 |
| 38 |
1987 |
218.39 |
| 39 |
1986 |
207.01 |
| 40 |
1985 |
209.66 |
| 41 |
1984 |
217.80 |
| 42 |
1983 |
220.69 |
| 43 |
1982 |
226.53 |
| 44 |
1981 |
229.08 |
| 45 |
1980 |
232.43 |
| 46 |
1979 |
238.19 |
| 47 |
1978 |
239.19 |
| 48 |
1977 |
246.72 |
| 49 |
1976 |
243.02 |
| 50 |
1975 |
242.08 |
| 51 |
1974 |
245.08 |
| 52 |
1973 |
239.39 |
| 53 |
1972 |
238.09 |
| 54 |
1971 |
369.30 |
| 55 |
1970 |
237.40 |
| 56 |
1969 |
250.29 |
| 57 |
1968 |
261.90 |
| 58 |
1967 |
276.82 |
| 59 |
1966 |
292.28 |
| 60 |
1965 |
311.29 |
| 61 |
1964 |
321.59 |
| 62 |
1963 |
333.13 |
| 63 |
1962 |
340.59 |
| 64 |
1961 |
348.52 |
| 65 |
1960 |
356.56 |
