2006

6.3

1955

6.5

1995

6.0

2017

7.8

2009

7.2

1992

6.5

1989

5.7

1984

6.1

2005

6.9

1963

7.1

1958

7.0

2017

3.1

1985

6.6

1990

6.4

2023

5.0

1980

6.7

2003

6.0

2021

5.4

1996

4.9

2008

5.7