2009

7.2

2015

5.1

2008

7.6

1992

6.3

2006

10.0

1990

6.1

2002

4.5

1964

6.1

2014

5.6

1942

5.8

2023

7.5

1986

5.8

2007

7.5

2018

6.5

1937

7.0

2013

6.1

1999

8.2

1968

7.1

2010

6.6

2002

6.5