1936

7.3

2023

6.4

1994

6.2

2013

6.5

1994

8.7

2006

7.8

2007

6.1

2017

5.4

2003

6.7

1990

5.9

1955

7.1

2006

6.1

1983

6.3

1989

7.8

2005

6.2

1990

6.0

1988

5.7

2014

5.0

1969

7.6

1989

7.4