1996

8.0

1997

8.4

1974

6.2

1991

7.3

1964

8.1

2021

6.7

2005

7.5

2015

6.8

1970

7.0

2003

8.3

2004

7.5

1985

7.7

1996

6.4

2020

5.8

2018

6.6

1990

7.0

1992

8.1

1971

8.2

1942

7.8

1999

7.4