2007

6.2

2006

6.2

1999

7.5

1996

7.0

2001

7.4

1991

5.7

2006

7.4

1992

7.4

1988

7.8

2023

8.0

2022

0.0

1985

5.2

2017

5.9

1930

6.8

1964

5.5

2004

6.7

2010

1.8

1970

3.8

1973

3.4

1989

0.0