Year including construction (annual % growth) 1961 -2.496532889054066 1962 13.67943000981802 1963 1.7277879955548627 1964 2.3961677709187086 1965 2.9914916304584693 1966 1.7831458465644516 1967 18.47979736438272 1968 6.653947532267708 1969 0.6261175686234282 1970 4.222221724370186 1971 2.9850756515123607 1972 7.453415979377269 1973 13.680153711480017 1974 5.084745823364244 1975 0.48387131376823334 1976 4.815409347869306 1977 13.169984354322366 1978 6.544735245052351 1979 6.295143542400595 1980 -3.5953592087441706 1981 -5.174936907137564 1982 1.2355612707066541 1983 5.906162835292264 1984 10.450865058036811 1985 4.559127651829016 1986 9.83681445188678 1987 7.246423023766525 1988 -0.8038368741815418 1989 3.203070960891935 1990 4.319843237536418 1991 -3.369456834360278 1992 8.869314027147453 1993 9.678661084519177 1994 1.0162504616540815 1995 8.55680953694646 1996 -0.2677547799679445 1997 3.410372040190552 1998 2.780495878452328 1999 3.2137351269519314 2000 0.25723871516969155 2001 0.465917794230279 2002 2.3905723905723875 2003 4.353396660731022 2004 3.501110354689203 2005 7.635657578786521 2006 6.332123605699948 2007 6.29609831630566 2008 3.840805369761327 2009 -7.693287102824982 2010 2.9729942756928835 2011 4.159470695453749 2012 1.9400753708258378 2013 1.9090100136293557 2014 1.1963684514190902 2015 4.196111240964569 2016 3.7137046898257893 2017 4.501681813771469 2018 4.067902834571953 2019 1.6375342934253183 2020 -14.86062902559189 2021 19.710280654875703 2022 6.968398538710545 2023 -2.0379030851192255