1990

6.5

2019

5.5

2015

6.9

2005

8.0

1998

6.0

1943

0.0

2010

1.0

2006

6.5

1955

7.4

1983

6.2

2008

1.0

2005

7.8

2022

0.0

2013

5.9

1960

6.1

1979

3.0

2007

5.7

1944

5.0

1995

3.5

1969

7.1