Year including construction (annual % growth) 1966 6.859958221481932 1967 5.215215406963665 1968 8.722138671167713 1969 8.600800974280844 1970 7.034092771502401 1971 6.493254585398006 1972 8.434875484320841 1973 9.19391835731436 1974 6.7040633189566705 1975 2.1086151984340376 1976 6.424459514326557 1977 3.915515396825171 1978 4.950081451318411 1979 7.5934019078829635 1980 5.816399806532587 1981 -0.46503485118736876 1982 -1.560057164590745 1983 -5.115552382658876 1984 4.551965115758733 1985 3.2713813540770076 1986 3.7408751206301076 1987 2.6207992957262434 1988 -0.2190673031393402 1989 1.7226140312815517 1990 -1.2065513442091316 1991 2.4271324049081926 1992 1.379990089918934 1993 3.6858818701479947 1994 5.440984985654637 1995 -1.6782769991315405 1996 5.037295524077166 1997 6.269254306153925 1998 2.2991428035778654 1999 -1.1663611756072214 2000 3.483592542412566 2001 -1.3439899642627324 2002 -0.047655863024260725 2003 2.5764759094744534 2004 6.179912742856118 2005 3.3164547386615624 2006 4.828287096765706 2007 4.005468735699495 2008 2.290650604071061 2009 -4.9489036000015005 2010 6.44914711056839 2011 4.178825233891985 2012 1.666148041421181 2013 2.016607432887696 2014 0.6910458997278823 2015 -0.2990889758298749 2016 -1.237299363008475 2017 0.5597420493914029 2018 0.6165298307490303 2019 -1.174375608811772 2020 -7.6089243114648895 2021 7.826769530284167 2022 3.7298396277510193 2023 1.688810133536478