2000

4.0

2002

3.8

1996

4.0

2017

7.0

2017

5.9

2003

7.7

2017

7.1

2019

0.0

1998

4.6

1963

3.4

2005

5.0

1995

5.8

1974

6.3

1957

5.5

1974

3.8

2010

3.2

1991

5.1

2007

4.6

1987

4.8

1981

6.0