1987

0.0

1989

4.5

2001

8.2

2012

9.0

2012

0.0

2017

0.0

2009

7.8

1969

7.3

2003

8.0

1991

6.9

2004

6.0

1975

7.0

1987

7.0

1999

7.4

2024

0.0

1996

6.4

2001

6.6

5.8

2012

5.5

1998

7.1