甘肃

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年份	甘肃65岁及以上人口比重(%)
1978	-
1979	-
1980	-
1981	-
1982	3.49
1983	-
1984	-
1985	-
1986	-
1987	-
1988	-
1989	-
1990	4.06
1991	-
1992	-
1993	-
1994	-
1995	-
1996	-
1997	-
1998	-
1999	-
2000	5.20
2001	5.61
2002	6.30
2003	6.67
2004	6.61
2005	7.22
2006	7.39
2007	7.82
2008	8.17
2009	8.34
2010	8.23
2011	8.91
2012	9.24
2013	8.89
2014	8.93
2015	9.36
2016	9.95
2017	10.33
2018	11.32
2019	11.52
2020	12.58
2021	13.04
2022	13.43
2023	13.65