Year	2010 U.S. Dollars
1960-01-01	18142.8758760383
1961-01-01	19083.5589699955
1962-01-01	19786.8515302223
1963-01-01	20723.9378430188
1964-01-01	21972.8346984935
1965-01-01	22598.6662618917
1966-01-01	22852.6711648883
1967-01-01	23441.2378890844
1968-01-01	24157.9402168968
1969-01-01	25190.5195619949
1970-01-01	26464.3357352502
1971-01-01	26531.1409419334
1972-01-01	27058.2938433931
1973-01-01	28083.5142055393
1974-01-01	28897.7071799132
1975-01-01	29517.9251600422
1976-01-01	29721.9643071145
1977-01-01	29143.8343058864
1978-01-01	29568.0909370388
1979-01-01	30636.5775329073
1980-01-01	31094.2062441646
1981-01-01	31198.1967171435
1982-01-01	31569.6971614050
1983-01-01	32155.1619433073
1984-01-01	33484.7345724831
1985-01-01	34151.6748422691
1986-01-01	34989.3377761830
1987-01-01	36042.3586041653
1988-01-01	36795.1971745840
1989-01-01	37520.8688342260
1990-01-01	37513.0798044986
1991-01-01	36831.2738899123
1992-01-01	36191.6508145688
1993-01-01	35238.7939685689
1994-01-01	36419.4585694427
1995-01-01	37686.8252706154
1996-01-01	38198.0195514511
1997-01-01	39283.4455529102
1998-01-01	40921.1524598837
1999-01-01	42741.6228641137
2000-01-01	44693.7365969156
2001-01-01	45270.7810701848
2002-01-01	46059.3667851558
2003-01-01	46983.0772644450
2004-01-01	48820.6060879469
2005-01-01	49996.1752158939
2006-01-01	52046.4815086322
2007-01-01	53421.0202381409
2008-01-01	52711.1982655892
2009-01-01	49554.3434279723
2010-01-01	52076.2559134864
2011-01-01	53061.5685724421
2012-01-01	52519.6804369032
2013-01-01	52722.9122969923
2014-01-01	53561.8921209333
2015-01-01	55395.0587078400
2016-01-01	56473.0227794910
2017-01-01	56935.1882703156
