2001

6.7

2004

6.9

1995

6.6

1975

7.9

2014

5.7

1999

7.1

1978

5.7

1961

7.6

2024

10.0

1974

5.9

2006

5.4

1992

7.5

2019

7.4

2002

6.6

2017

7.0

2022

0.0

2007

6.0

2001

5.6

2008

6.4

1919

6.8