Year including construction (annual % growth) 1961 -20.552237777283366 1962 -3.6826210659292684 1963 6.439873872042327 1964 12.171458296216258 1965 13.241824896964772 1966 13.161672719963022 1967 -5.5993318545004485 1968 0.9285756284224078 1969 21.627270977278457 1970 22.48924527956217 1971 10.90720962950165 1972 8.43929928707064 1973 9.698649181137029 1974 4.531336339062861 1975 10.257798801440572 1976 5.049874520905291 1977 11.743192242177741 1978 10.569155509164773 1979 9.050405629300855 1980 10.959818596271063 1981 4.116114166710517 1982 3.2088153709559606 1983 7.137471478789266 1984 9.44251406850502 1985 7.656539609308652 1986 8.256647757302943 1987 9.911008696342378 1988 11.395535350957303 1989 4.663248577809441 1990 4.875200629925814 1991 11.146377056263518 1992 14.884717164891015 1993 15.081461588001943 1994 15.025680332253827 1995 12.82906799843731 1996 11.233257620830244 1997 8.123301483782768 1998 2.34112640471389 1999 6.915901436846312 2000 8.59697686034444 2001 6.6448106360816865 2002 8.629006209331422 2003 10.898469764103226 2004 9.776158657303895 2005 10.357781214233896 2006 11.45797161379025 2007 12.751101266106105 2008 8.416731465189216 2009 8.403316362637739 2010 11.36537774001873 2011 9.381886316314379 2012 7.989018303541457 2013 7.3795916734605385 2014 6.711618003470306 2015 5.734833824998887 2016 5.8980419666947626 2017 5.697282453046441 2018 5.64322071745535 2019 4.736756726051766 2020 1.4514418338861077 2021 8.004822971039815 2022 3.867648921394661 2023 3.496701121576635