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| 年份 | 山羊年底只数占羊年底只数的比重(%) | 绵羊年底只数占羊年底只数的比重(%) |
| 1978 | 43.27 | 56.73 |
| 1979 | 43.99 | 56.00 |
| 1980 | 43.07 | 56.93 |
| 1981 | 41.69 | 58.31 |
| 1982 | 41.38 | 58.62 |
| 1983 | 40.75 | 59.25 |
| 1984 | 39.90 | 60.10 |
| 1985 | 39.57 | 60.44 |
| 1986 | 40.44 | 59.56 |
| 1987 | 43.08 | 56.92 |
| 1988 | 45.13 | 54.87 |
| 1989 | 46.37 | 53.63 |
| 1990 | 46.28 | 53.72 |
| 1991 | 46.24 | 53.76 |
| 1992 | 47.08 | 52.92 |
| 1993 | 48.64 | 51.36 |
| 1994 | 51.17 | 48.83 |
| 1995 | 54.03 | 45.97 |
| 1996 | 51.90 | 48.10 |
| 1997 | 52.71 | 47.29 |
| 1998 | 52.66 | 47.34 |
| 1999 | 53.06 | 46.94 |
| 2000 | 53.48 | 46.52 |
| 2001 | 52.71 | 47.29 |
| 2002 | 52.55 | 47.45 |
| 2003 | 51.07 | 48.93 |
| 2004 | 49.94 | 50.06 |
| 2005 | 49.20 | 50.80 |
| 2006 | 49.25 | 50.75 |
| 2007 | 50.91 | 49.09 |
| 2008 | 52.27 | 47.73 |
| 2009 | 50.70 | 49.30 |
| 2010 | 49.41 | 50.59 |
| 2011 | 49.15 | 50.85 |
| 2012 | 48.86 | 51.14 |
| 2013 | 47.20 | 52.80 |
| 2014 | 46.62 | 53.38 |
| 2015 | 46.54 | 53.46 |
| 2016 | 45.75 | 54.25 |
| 2017 | 45.73 | 54.27 |
| 2018 | 45.69 | 54.31 |
| 2019 | 45.63 | 54.37 |
| 2020 | 43.53 | 56.47 |
| 2021 | 41.70 | 58.30 |
| 2022 | 40.53 | 59.47 |
| 2023 | 40.13 | 59.87 |
| 2024 | 39.12 | 60.88 |
相关系数矩阵
| 山羊年底只数占羊年底只数的比重(%) | 绵羊年底只数占羊年底只数的比重(%) |
|---|
| 山羊年底只数占羊年底只数的比重(%) | 1.000000 | -1.000000 |
|---|
| 绵羊年底只数占羊年底只数的比重(%) | -1.000000 | 1.000000 |
|---|