2008

5.5

1997

6.1

2002

7.0

1982

8.1

1973

4.8

1995

7.9

1996

2.0

2010

5.4

2023

4.4

1999

7.4

2000

0.0

2013

6.9

2004

9.0

1985

3.5

1967

1.5