| 序号 |
时间(年) |
数据(单位：万头) |
| 1 |
2023 |
|
| 2 |
2022 |
|
| 3 |
2021 |
|
| 4 |
2020 |
|
| 5 |
2019 |
|
| 6 |
2018 |
|
| 7 |
2017 |
81.12 |
| 8 |
2016 |
84.53 |
| 9 |
2015 |
104.09 |
| 10 |
2014 |
117.35 |
| 11 |
2013 |
138.04 |
| 12 |
2012 |
158.96 |
| 13 |
2011 |
171.07 |
| 14 |
2010 |
191.52 |
| 15 |
2009 |
219.67 |
| 16 |
2008 |
243.80 |
| 17 |
2007 |
291.03 |
| 18 |
2006 |
345.49 |
| 19 |
2005 |
360.37 |
| 20 |
2004 |
373.95 |
| 21 |
2003 |
395.74 |
| 22 |
2002 |
419.44 |
| 23 |
2001 |
436.20 |
| 24 |
2000 |
453.03 |
| 25 |
1999 |
467.30 |
| 26 |
1998 |
473.90 |
| 27 |
1997 |
480.60 |
| 28 |
1996 |
478.00 |
| 29 |
1995 |
538.85 |
| 30 |
1994 |
555.19 |
| 31 |
1993 |
549.80 |
| 32 |
1992 |
561.00 |
| 33 |
1991 |
560.60 |
| 34 |
1990 |
549.40 |
| 35 |
1989 |
539.10 |
| 36 |
1988 |
536.60 |
| 37 |
1987 |
524.80 |
| 38 |
1986 |
511.30 |
| 39 |
1985 |
497.20 |
| 40 |
1984 |
479.00 |
| 41 |
1983 |
459.30 |
| 42 |
1982 |
446.40 |
| 43 |
1981 |
432.50 |
| 44 |
1980 |
416.60 |
| 45 |
1979 |
402.30 |
| 46 |
1978 |
386.80 |
| 47 |
1977 |
371.50 |
| 48 |
1976 |
353.60 |
| 49 |
1975 |
335.40 |
| 50 |
1974 |
313.90 |
| 51 |
1973 |
292.30 |
| 52 |
1972 |
268.20 |
| 53 |
1971 |
244.40 |
| 54 |
1970 |
224.50 |
| 55 |
1965 |
144.70 |
| 56 |
1964 |
140.30 |
| 57 |
1963 |
135.50 |
| 58 |
1962 |
132.40 |
| 59 |
1961 |
133.20 |
| 60 |
1960 |
142.70 |
| 61 |
1959 |
154.70 |
| 62 |
1958 |
157.10 |
| 63 |
1957 |
167.90 |
| 64 |
1956 |
171.10 |
| 65 |
1955 |
172.30 |
| 66 |
1954 |
171.70 |
| 67 |
1953 |
164.50 |
| 68 |
1952 |
163.70 |
| 69 |
1951 |
155.30 |
| 70 |
1950 |
149.70 |
| 71 |
1949 |
147.10 |
