2006

4.6

2019

8.1

2023

8.0

2016

7.0

1992

7.4

1994

8.0

1972

7.9

2024

7.1

1985

8.3

2010

8.2

1958

7.8

1998

7.1

2010

7.2

2008

6.8

1949

7.5

1986

6.4

1960

7.6

1988

6.2

2009

7.7

1997

7.9