2003

6.0

1979

7.5

2016

6.6

2016

7.8

2005

6.8

1990

7.7

1966

8.0

1959

8.2

2016

6.9

1993

7.9

2008

6.2

2002

7.4

1997

6.5

1975

0.0

1991

6.1

1993

7.5

1997

6.0

1996

5.7

1978

4.7

1973

4.9