Year Number of People per sq meter 1950 19.87391 1951 20.01304 1952 20.14348 1953 20.26087 1954 20.39565 1955 20.53478 1956 20.72174 1957 20.86957 1958 21.04783 1959 21.22609 1960 21.38261 1961 21.53478 1962 21.64348 1963 21.76087 1964 21.93913 1965 22.15652 1966 22.4 1967 22.67391 1968 22.98696 1969 23.36087 1970 23.73478 1971 24.13043 1972 24.53043 1973 24.95652 1974 25.27391 1975 25.57826 1976 25.76087 1977 25.9 1978 25.95652 1979 26.03043 1980 26.0913 1981 26.17391 1982 26.27391 1983 26.31304 1984 26.41739 1985 26.56087 1986 26.69565 1987 26.86957 1988 27.0087 1989 27.17826 1990 27.28696 1991 27.36522 1992 27.41739 1993 27.4087 1994 27.42174 1995 27.4087 1996 27.37391 1997 27.35217 1998 27.32609 1999 27.3087 2000 27.26957 2001 27.25217 2002 27.22609 2003 27.19565 2004 27.21304 2005 27.22174 2006 27.21739 2007 27.22174 2008 27.25652 2009 27.2913 2010 27.27826 2011 27.27826 2012 27.28696 2013 27.27391 2014 27.2913 2015 27.34783 2016 27.41304 2017 27.47826 2018 27.57391 2019 27.71739 2020 27.85652 2021 28.06087 2022 28.27826 2023 28.4913 2024 28.73478 2025 28.94783 2026 29.16522 2027 29.36957 2028 29.53913 2029 29.74783 2030 29.9087 2031 30.0913 2032 30.25217 2033 30.41739 2034 30.6 2035 30.73043 2036 30.8913 2037 31.01304 2038 31.14348 2039 31.26522 2040 31.37391 2041 31.45217 2042 31.55652 2043 31.66522 2044 31.71739 2045 31.80435 2046 31.83913 2047 31.90435 2048 31.96522 2049 32.03043 2050 32.08261 2051 32.10435 2052 32.15217 2053 32.17391 2054 32.2 2055 32.25652 2056 32.26522 2057 32.26522 2058 32.2913 2059 32.28261 2060 32.3 2061 32.30435 2062 32.32174 2063 32.30435 2064 32.32174 2065 32.33478 2066 32.31304 2067 32.3 2068 32.27391 2069 32.26957 2070 32.26087 2071 32.23043 2072 32.21739 2073 32.20435 2074 32.16957 2075 32.12609 2076 32.10435 2077 32.06087 2078 32.05217 2079 31.98261 2080 31.94783 2081 31.89565 2082 31.87391 2083 31.82174 2084 31.78696 2085 31.71739 2086 31.6913 2087 31.65217 2088 31.56087 2089 31.53043 2090 31.46522 2091 31.4087 2092 31.36957 2093 31.3087 2094 31.23043 2095 31.17826 2096 31.12609 2097 31.05652 2098 30.98261 2099 30.91739 2100 30.83478