1983

7.5

2019

7.4

1996

4.4

2003

5.6

1983

7.0

2015

7.5

2023

7.7

2013

7.9

1988

0.0

2004

7.2

1976

7.6

1952

7.5

1958

0.0

2019

8.1

2007

7.1

2000

0.0

2018

7.1

1986

6.3

1978

0.0

1972

0.0