1996

5.9

2000

5.2

2008

4.1

2013

4.7

1977

6.8

1992

6.6

1987

3.0

1946

0.0

1995

4.7

1998

6.1

2001

6.7

2005

6.3

1997

6.1

1992

3.3

2023

10.0

2010

5.5

2002

4.2

2023

6.6

2023

6.3

2006

4.0