Year including construction (annual % growth) 1961 2.033753923591348 1962 26.646478171345336 1963 3.9192661431402627 1964 36.053679544750565 1965 7.885991139751255 1966 -4.007914718547511 1967 -13.321953049255782 1968 18.402829234626395 1969 6.0224956144641055 1970 0.7376723134465664 1971 -19.638356173212827 1972 -46.68484858088876 1973 69.6899882690191 1974 20.60461415306692 1975 -12.592120842335518 1976 -1.5457478652370185 1977 17.145953293429756 1978 4.586990389492868 1979 21.13301980482241 1980 -3.820950915082861 1981 5.009257620618428 1982 3.3775452074157357 1983 3.899067442537202 1984 9.628580417718283 1985 6.188435481878514 1986 6.908457935062756 1987 8.626892432385546 1988 3.1230268597009143 1989 3.7791461692411588 1990 7.29753048109292 1991 4.71089839560517 1992 6.98920326524393 1993 8.094186606264458 1994 8.129669186112153 1995 10.134366833985638 1996 6.736726691420898 1997 5.2254819694095715 1998 8.726901366391004 1999 5.241305042409934 2000 6.255771369074765 2001 7.461679687923947 2002 5.803009824995556 2003 6.581699728688122 2004 7.049271768092979 2005 7.932370959052278 2006 9.797899956630957 2007 9.0278282316592 2008 7.033534041405659 2009 6.9131732548217 2010 7.032201958202293 2011 9.019130179825808 2012 9.43559876394447 2013 9.639358905833944 2014 8.160014235464686 2015 9.666904855492703 2016 11.09373384329632 2017 8.272164852544421 2018 10.195813919851403 2019 11.633323452290085 2020 3.611078321190192 2021 10.287115019823645 2022 9.855663435959627 2023 8.367351462053875