1997

4.6

0.0

2017

5.9

2006

6.1

2001

6.6

1936

0.0

2015

0.0

2019

5.9

1990

0.0

1964

7.0

1994

6.0

2020

7.3

0.0

1981

3.0

1970

7.2

1998

7.4

2002

5.9

2004

7.9

1994

5.4

2009

0.0