2007

5.6

2014

6.3

1998

6.7

2002

6.3

1984

7.1

1988

6.2

2023

0.0

1984

4.3

1986

6.7

2006

6.9

2002

7.3

1961

7.2

1992

6.6

1985

6.0

2003

7.2

1994

0.0

2019

5.7

2007

6.8

2010

1.0

2008

6.9