2010

5.0

1985

4.9

1989

6.1

2009

5.4

2005

5.2

1999

8.2

1966

6.2

2019

7.0

1976

6.0

2000

6.7

2003

7.1

1976

6.8

1972

7.1

2024

6.3

2011

4.1

1980

5.4

2008

7.8

2007

7.3

1990

6.9

1961

6.9