2018

0.0

2020

6.5

2002

7.1

1995

7.7

1999

7.0

2003

7.1

1987

0.0

1989

4.5

2001

8.0

1967

7.4

1989

7.9

2001

0.0

1978

4.0

1983

6.0

1969

8.2

1987

7.5

1984

7.3

1991

6.9

2004

6.0

1975

6.9