2012

0.0

1991

6.9

2004

6.0

1987

7.0

1991

10.0

1967

7.4

1989

7.9

1976

0.0

2012

0.0

1967

7.4

2002

8.0

1984

7.1

2005

7.6

2003

8.0

2006

9.0

1990

6.6

1999

7.5

1996

6.4

2001

6.6

2024

0.0