Year % of urban population 1960 29.80469444534875 1961 29.15053170802704 1962 28.50179410207407 1963 28.113305040223636 1964 28.497628309288164 1965 28.87993801443734 1966 29.27234804328187 1967 29.67357437549204 1968 30.086576484215854 1969 30.51663747810858 1970 30.963735300123723 1971 31.436139921701166 1972 31.93535207654375 1973 32.44543554078954 1974 32.97927244665739 1975 33.519870187343265 1976 34.07472943970044 1977 34.62340567174033 1978 35.15858968326873 1979 35.69763641855608 1980 36.237486904320875 1981 36.7743753703148 1982 37.31486074035269 1983 37.83571581580568 1984 38.344387404496025 1985 38.85081461896371 1986 38.91475202117494 1987 38.58275619793235 1988 38.249401651689475 1989 37.99458827333006 1990 37.214085176857324 1991 37.4512799874491 1992 38.83024195994727 1993 39.60877580640628 1994 40.168595110782455 1995 40.8339552151084 1996 41.37879096518287 1997 41.60336894135245 1998 41.95801647037309 1999 42.50788608670117 2000 42.28042029979426 2001 40.65645099721887 2002 39.14467498867214 2003 38.31459796150655 2004 37.75499672341957 2005 37.43745919179499 2006 37.28855400005537 2007 37.14134714312966 2008 36.880119454108865 2009 36.542255922249616 2010 36.19373997168381 2011 35.883769794495976 2012 35.60204404689179 2013 35.34672117243588 2014 35.12091448822929 2015 34.928541269538854 2016 34.73645370421318 2017 34.54061479100966 2018 34.359579463422044 2019 34.1782956484704 2020 34.00705153289211 2021 33.85425223153168 2022 33.726257777099086 2023 33.61621423696364