0.0

1972

6.9

2002

6.6

1994

7.9

2003

3.1

2007

6.1

1974

7.7

2007

5.5

2018

6.5

2013

0.0

2020

5.3

1961

7.8

2005

3.3

2009

7.5

1958

6.9

2024

0.0

1962

6.8

1997

6.0

2004

5.2

1983

4.9