2019

0.0

1964

5.3

2018

5.7

1975

6.8

1960

0.0

1969

7.1

1991

7.6

1999

8.1

1994

8.2

2006

7.8

1996

8.0

2001

7.8

1996

6.9

2004

5.7

1983

7.9

1984

7.9

1984

6.4

1992

6.7

1993

8.0

1985

6.8