2001

6.0

2006

6.5

1990

6.9

1971

8.2

1920

7.9

1999

7.4

1996

7.9

2024

5.0

1990

7.0

1996

8.0

1989

5.9

2009

4.8

1994

6.7

2002

6.2

2002

5.9

2003

5.9

1997

4.3

2019

7.7

2021

6.6

1970

6.4