1980

6.9

2017

5.0

2007

6.6

2000

7.4

2006

7.2

1994

7.3

2023

5.5

1993

7.8

1965

6.3

1960

6.7

1952

4.0

2003

7.0

1967

8.2

2014

5.6

2011

6.4

1977

6.3

2017

3.0

2009

5.3

1936

0.0

2013

10.0