2001

7.8

1980

7.3

1997

6.6

1999

6.3

2002

6.0

2014

0.0

2007

6.5

2005

5.4

1974

4.7

1990

4.4

2022

4.0

2004

6.7

2019

6.4

1964

5.7

2006

5.6

1988

7.0

2007

0.0

2007

5.8

1973

3.5

2008

5.3