1925

6.9

2006

6.7

1999

6.6

1982

6.4

2017

7.0

1970

6.4

1990

7.3

1999

7.7

2003

6.5

2006

6.1

1980

6.0

1958

6.0

2002

7.8

1998

2.0

1972

7.3

2008

5.4

2018

7.1

2005

6.5

1996

7.3

1953

7.3