Year % of urban population 1960 20.027788912872712 1961 20.38679675704947 1962 20.81444852344641 1963 21.211768251888454 1964 21.465033062055916 1965 21.64884211012956 1966 21.830744944813468 1967 22.018605435523607 1968 22.208084352674092 1969 22.398050420508294 1970 22.56388076143773 1971 22.635441306330748 1972 22.788531223461266 1973 22.85260512684634 1974 22.853425684663698 1975 22.840560942182474 1976 22.821775748485585 1977 22.801000924555762 1978 22.78114968847465 1979 22.737925061007083 1980 22.634989739414955 1981 22.40293034374284 1982 22.185695707514796 1983 22.07907177221092 1984 22.020435044554258 1985 21.923715200264578 1986 21.805914499220872 1987 21.698299206248905 1988 21.60750573408294 1989 21.52307539670433 1990 21.440344428404412 1991 21.44298774078857 1992 21.417763083699025 1993 21.32109292025507 1994 21.207263018777223 1995 21.0959499511645 1996 20.981371455398996 1997 20.893178732180193 1998 20.803829110984676 1999 20.690693892988087 2000 20.53587698063544 2001 20.320180158584897 2002 20.16439090893748 2003 20.03206203611473 2004 19.897827488818155 2005 19.772905568468275 2006 19.64133927266596 2007 19.472959399871346 2008 19.303917531491578 2009 19.14005744857586 2010 18.960102994834862 2011 18.814216023110117 2012 18.731545645486644 2013 18.673374985630137 2014 18.62972442302298 2015 18.602432536672573 2016 18.589527034660268 2017 18.57277904291362 2018 18.54698290292741 2019 18.477237608131574 2020 18.405755985564053 2021 18.33974499320322 2022 18.28090562263857 2023 18.22548793379002