1972

0.0

2004

5.8

2007

6.6

1989

7.7

2021

7.2

1979

8.3

1982

7.9

2017

7.8

2016

0.0

2002

8.4

2003

8.5

1985

6.9

1930

7.8

1988

7.9

1993

7.7

1994

7.5

2001

8.4

1975

5.0

2016

6.5

2002

7.1