Year	% of gross capital formation
1970	25.98166904789716
1971	22.75519502281325
1972	22.26422492500054
1973	39.23143810268338
1974	23.00494044798841
1975	32.88129173341872
1976	22.764826604130835
1977	20.91770776202134
1978	23.149743592132545
1979	22.13481463209142
1980	5.643623396837335
1981	15.98596643812672
1982	7.021966664778101
1983	13.740345746975603
1984	3.9060120420833386
1985	6.360515101283889
1986	2.0346842816948563
1987	-0.3235373127560338
1988	-0.5306832131494218
1989	-0.9056750501486218
1990	0.6806718556037512
1991	2.737274928690272
1992	0.6061163212254039
1993	4.162124206813585
1994	5.04316078387717
1995	0.9627907903455395
1996	7.061200927912189
1997	2.4043695396337434
1998	2.1157691125306486
1999	2.584847106870005
2000	1.9394392632144368
2001	0.20066380610139675
2002	1.422676943000781