2002

7.5

1991

6.5

2004

6.0

1998

6.4

1982

7.5

2005

6.7

1997

6.8

1967

7.7

1986

7.3

1993

6.5

2020

6.2

2021

7.1

1987

6.5

1998

6.8

1992

8.1

2006

5.9

1939

6.4

1991

6.6

2024

3.6

2008

7.1