Year % of urban population 1960 17.901549952447535 1961 17.95572371670045 1962 18.000179181040288 1963 18.043951243424036 1964 18.09967225038463 1965 18.172316781074155 1966 18.227004565490468 1967 18.291485375168957 1968 18.37920777305904 1969 18.485401104690396 1970 18.594542401741077 1971 18.592555984209625 1972 18.5884202470351 1973 18.60123514246695 1974 18.619601023440147 1975 18.64818639216597 1976 18.659445166018422 1977 18.667074688217408 1978 18.678197123257736 1979 18.69180902792257 1980 18.713144885262007 1981 18.69119650362232 1982 18.67676214999906 1983 18.674253633969315 1984 18.686372290537967 1985 18.702365952394963 1986 18.727644513478282 1987 18.773043095629856 1988 18.794350320113523 1989 18.83176427239708 1990 18.843296561142736 1991 18.78597692089616 1992 18.720270049688004 1993 18.669903314117185 1994 18.632051150852497 1995 18.60207361721144 1996 18.57403342049854 1997 18.53286238628025 1998 18.495113150296746 1999 18.458871313053248 2000 18.42269855890687 2001 18.354353200634463 2002 18.292563227569403 2003 18.235136933303835 2004 18.18352175940939 2005 18.140731016072404 2006 18.10511690593832 2007 18.0859827754248 2008 18.067379917043223 2009 18.064317914372506 2010 18.073071627870938 2011 18.11549985499711 2012 18.13325354542944 2013 18.139819651122934 2014 18.145803921494668 2015 18.153134752431228 2016 18.140790133894725 2017 18.134839268532676 2018 18.131606951647573 2019 18.099933311384138 2020 18.06741716634343 2021 18.101661357323405 2022 18.0928235703413 2023 18.058510186000746