1960

2,195.9

717.3

1961

2,384.3

778.9

1962

2,577.3

841.9

1963

2,875.3

939.3

1964

2,822.5

922.0

1965

3,078.3

1,005.6

1966

3,461.0

1,130.6

1967

3,885.8

1,269.4

1968

4,449.5

1,453.5

1969

5,163.4

1,686.7

1970

5,932.2

1,937.9

1971

6,916.1

2,267.1

1972

8,277.0

2,942.9

1973

10,164.8

4,136.4

1974

12,469.1

5,116.8

1975

13,845.8

5,838.9

1976

14,907.7

6,033.6

1977

16,142.0

6,617.2

1978

18,257.9

8,029.0

1979

21,019.4

9,665.9

1980

24,465.9

11,426.3

1981

28,514.1

13,496.5

1982

32,126.6

15,012.4

1983

36,839.1

17,433.7

1984

41,217.3

19,322.7

1985

40,960.8

18,616.9

1986

40,801.9

18,738.8

1987

44,196.3

20,985.9

1988

52,559.1

26,117.6

1989

60,876.4

31,213.9

1990

69,682.8

38,445.7

1991

76,873.6

44,497.3

1992

84,776.6

52,042.1

1993

95,645.7

59,194.0

1994

112,010.4

73,334.0

1995

124,165.9

87,601.2

1996

133,094.9

94,386.9

1997

150,128.9

101,110.5

1998

144,148.7

86,130.9

1999

145,272.1

85,711.3

2000

161,232.6

93,527.8

2001

155,366.2

86,714.4

2002

157,381.4

87,893.1

2003

161,035.9

92,432.5

2004

176,583.6

104,468.8

2005

194,250.0

116,694.7

2006

222,567.3

140,076.3

2007

258,654.5

171,624.0

2008

256,203.5

181,088.1

2009

260,239.9

178,920.5

2010

292,431.0

214,470.8