2003

5.8

1968

3.9

2015

5.4

2002

5.9

1997

7.3

1962

7.9

1983

7.0

1989

6.7

1969

7.4

2007

7.2

2007

7.2

2008

6.4

2017

6.5

2024

4.9

1997

7.1

2006

5.5

1999

5.9

2004

6.4

2003

5.3

2004

5.8