Year % of gross capital formation 1960 7.121249914169326 1961 0.5761904886790695 1962 1.0305262992256563 1963 3.2662500143051143 1964 0.7897916734218611 1965 1.1600000000000001 1966 1.566335429315983 1967 1.8533333142598467 1968 11.119687914848308 1969 6.492059474036334 1970 17.80088899400493 1971 1.8574898785425102 1972 5.922487401436191 1973 1.1668213780117618 1974 0.7862678875718284 1975 0.7283825915792711 1976 0.8767867960537431 1977 1.5633666491844507 1978 0.46628750076232645 1979 0.40196060216435836 1980 0.48955852843767955 1981 0.40831766832288763 1982 0.34780262022208713 1983 0.763147226226806 1984 0.9809965290765792 1985 1.4337567679083234 1986 4.231214994713117 1987 1.5334333456707239 1988 2.8267781826700733 1989 3.025681400753345 1990 4.047477699566468 1991 2.4667062625761123 1992 3.3155172061539346 1993 4.856535745327974 1994 2.7045223001219165 1995 2.318277523563757 1996 1.170600841204559 1997 0.9227858836475882 1998 0.6252701045464637 1999 0.7085845215508596 2000 0.6531163639756354 2001 0.5483638946744067 2002 0.9113053620874824 2003 0.9428415689673102 2004 1.02392869047354 2005 0.5968055875273531 2006 0.6403259111768927 2007 0.7971134846716484 2008 0.45498181600428494 2009 0.7903181523499123 2010 0.5638968019066933 2011 0.17340999658187142 2012 0.1396898734404305 2013 0.26480263667946813 2014 0.7022820314937269 2015 0.20393918182710075 2016 0.18258328156993117 2017 0.40225793101542384