1962

7.7

2002

6.6

2014

6.9

2006

6.9

1970

6.8

1991

6.7

1992

6.0

2001

7.1

1999

4.9

2002

7.8

1972

7.9

2023

6.3

2003

7.8

2017

6.1

1996

6.7

2003

7.1

1983

7.1

1993

7.8

2010

6.8

2008

7.1