Year including construction (annual % growth) 1961 1.0767834036915787 1962 5.287951416199775 1963 5.9145645866966134 1964 9.179010762508597 1965 7.79016418629277 1966 7.585876067853377 1967 4.066832632709975 1968 8.028147507815618 1969 11.00598507406157 1970 9.288061114257701 1971 7.459108276884521 1972 8.107729809501649 1973 9.503855199297192 1974 4.935767199929188 1975 2.668252669142788 1976 8.009137423576746 1977 3.3326648299676833 1978 2.405302622428934 1979 4.063998989370305 1980 2.492695123338521 1981 1.677215126221256 1982 2.2856586707653577 1983 -0.6926962370486223 1984 4.628300576001237 1985 4.350693864374918 1986 4.331121876145573 1987 5.2831307056223125 1988 3.9652113262590234 1989 3.1068312389944026 1990 4.462177559940187 1991 2.4738644619207264 1992 4.04691676024369 1993 5.371896072508804 1994 6.424902096520668 1995 5.277946636712329 1996 7.558154063720252 1997 6.776604029726286 1998 2.8869577874722125 1999 3.5014652997599427 2000 6.586371472449713 2001 3.114947932714429 2002 5.251004837530829 2003 7.197351765898901 2004 8.623749226198612 2005 7.788982077090267 2006 9.154836378211641 2007 9.24034623045533 2008 5.80322877068393 2009 3.7067678505704293 2010 9.329804108066824 2011 6.872517817336217 2012 5.425806302452486 2013 5.240422276762786 2014 5.0991594983725435 2015 4.320090280215098 2016 4.757511715117985 2017 4.921393384810486 2018 4.385090008331602 2019 3.0174851400215346 2020 -0.43821690534855406 2021 8.135020324513718 2022 3.4536089099007796 2023 3.5456084362001548