2009

5.6

2003

5.2

2009

5.5

1984

6.1

2001

7.4

2004

6.1

2005

6.9

2023

7.0

1990

7.8

1980

6.7

1985

6.6

1990

6.4

1958

7.0

1992

6.5

2017

3.1

2003

7.8

1997

4.8

2008

7.5

1987

7.3

2017

7.8