2008

4.4

2006

7.4

2004

6.7

1992

7.0

1979

4.9

2013

1.0

2019

6.9

1985

2.5

2002

2.0

1967

6.2

2002

7.1

1999

10.0

2004

4.3

1991

0.0

1997

6.8

1998

6.5

1994

7.8

1994

7.6

1998

7.7

1989

5.2

1983

7.5

2000

7.1

2023

5.0

2007

4.8

1978

5.8

1999

5.0