2023

7.4

2013

6.5

1974

7.5

1997

6.2

2012

7.6

1970

8.2

2010

6.4

2007

6.3

1963

7.9

1993

7.5

1989

5.9

2020

7.4

2006

5.5

1998

7.2

2006

6.8

2008

6.1

1989

8.3