| Reference Area | Time Period | Sex | Age group | Units of measurement | Observation Value |
|---|
| China | 1975 | Not applicable | Not applicable | Percent | 1.73256 |
| China | 1976 | Not applicable | Not applicable | Percent | 1.84428 |
| China | 1977 | Not applicable | Not applicable | Percent | 1.77582 |
| China | 1978 | Not applicable | Not applicable | Percent | 1.97414 |
| China | 1979 | Not applicable | Not applicable | Percent | 2.16535 |
| China | 1980 | Not applicable | Not applicable | Percent | 1.92701 |
| China | 1981 | Not applicable | Not applicable | Percent | 1.96382 |
| China | 1982 | Not applicable | Not applicable | Percent | 2.04988 |
| China | 1983 | Not applicable | Not applicable | Percent | 2.09268 |
| China | 1984 | Not applicable | Not applicable | Percent | 2.01306 |
| China | 1985 | Not applicable | Not applicable | Percent | 2.02126 |
| China | 1986 | Not applicable | Not applicable | Percent | 2.07502 |
| China | 1987 | Not applicable | Not applicable | Percent | 1.81504 |
| China | 1988 | Not applicable | Not applicable | Percent | 1.77345 |
| China | 1992 | Not applicable | Not applicable | Percent | 1.66228 |
| China | 1993 | Not applicable | Not applicable | Percent | 1.6648 |
| China | 1994 | Not applicable | Not applicable | Percent | 1.993 |
| China | 1995 | Not applicable | Not applicable | Percent | 1.84825 |
| China | 1996 | Not applicable | Not applicable | Percent | 1.85964 |
| China | 1998 | Not applicable | Not applicable | Percent | 1.85111 |
| China | 1999 | Not applicable | Not applicable | Percent | 1.89593 |
| Hong Kong Special Administrative Region of China | 1975 | Not applicable | Not applicable | Percent | 2.4492 |
| Hong Kong Special Administrative Region of China | 1976 | Not applicable | Not applicable | Percent | 2.43336 |
| Hong Kong Special Administrative Region of China | 1977 | Not applicable | Not applicable | Percent | 2.21924 |
| Hong Kong Special Administrative Region of China | 1978 | Not applicable | Not applicable | Percent | 2.32255 |
| Hong Kong Special Administrative Region of China | 1980 | Not applicable | Not applicable | Percent | 2.19214 |
| Hong Kong Special Administrative Region of China | 1981 | Not applicable | Not applicable | Percent | 2.27173 |
| Hong Kong Special Administrative Region of China | 1982 | Not applicable | Not applicable | Percent | 1.66983 |
| Hong Kong Special Administrative Region of China | 1983 | Not applicable | Not applicable | Percent | 2.5786 |
| Hong Kong Special Administrative Region of China | 1984 | Not applicable | Not applicable | Percent | 2.58169 |
| Hong Kong Special Administrative Region of China | 1985 | Not applicable | Not applicable | Percent | 2.55897 |
| Hong Kong Special Administrative Region of China | 1990 | Not applicable | Not applicable | Percent | 2.46609 |
| Hong Kong Special Administrative Region of China | 1992 | Not applicable | Not applicable | Percent | 2.8282 |
| Hong Kong Special Administrative Region of China | 1996 | Not applicable | Not applicable | Percent | 2.72831 |
| Hong Kong Special Administrative Region of China | 2001 | Not applicable | Not applicable | Percent | 3.9037 |
| Hong Kong Special Administrative Region of China | 2002 | Not applicable | Not applicable | Percent | 4.01555 |
| Hong Kong Special Administrative Region of China | 2003 | Not applicable | Not applicable | Percent | 4.28531 |
| Hong Kong Special Administrative Region of China | 2004 | Not applicable | Not applicable | Percent | 4.55895 |
| Hong Kong Special Administrative Region of China | 2005 | Not applicable | Not applicable | Percent | 4.13463 |
| Hong Kong Special Administrative Region of China | 2006 | Not applicable | Not applicable | Percent | 3.84278 |
| Hong Kong Special Administrative Region of China | 2007 | Not applicable | Not applicable | Percent | 3.45455 |
| Hong Kong Special Administrative Region of China | 2008 | Not applicable | Not applicable | Percent | 3.26062 |
| Hong Kong Special Administrative Region of China | 2009 | Not applicable | Not applicable | Percent | 4.39212 |
| Hong Kong Special Administrative Region of China | 2010 | Not applicable | Not applicable | Percent | 3.51002 |
| Hong Kong Special Administrative Region of China | 2011 | Not applicable | Not applicable | Percent | 3.41823 |
| Hong Kong Special Administrative Region of China | 2012 | Not applicable | Not applicable | Percent | 3.50961 |
| Hong Kong Special Administrative Region of China | 2013 | Not applicable | Not applicable | Percent | 3.76032 |
| Hong Kong Special Administrative Region of China | 2014 | Not applicable | Not applicable | Percent | 3.57196 |
| Macao Special Administrative Region of China | 1998 | Not applicable | Not applicable | Percent | 3.68109 |
| Macao Special Administrative Region of China | 1999 | Not applicable | Not applicable | Percent | 3.69231 |
