1969

6.6

1951

7.6

2016

7.3

1950

8.1

2003

7.8

1972

7.1

2001

7.4

1998

6.4

1996

8.0

2018

4.6

2013

5.2

1932

7.0

2002

7.2

1971

7.2

1966

7.3

1999

7.2

2005

4.9

2003

5.8

2002

7.3

1974

7.9