1972

0.0

2014

6.6

2007

5.9

2006

6.2

1984

0.0

2004

7.3

1975

7.9

2002

6.2

1960

4.7

1958

7.6

2006

7.1

2003

7.2

2019

6.4

1964

7.2

1995

7.3

2005

6.7

2000

7.3

1969

6.5

2006

5.5

1996

7.4