1996

4.0

2016

0.0

1988

7.1

2015

3.0

2003

7.8

1989

0.0

2013

6.7

2001

5.1

1993

7.7

2002

5.5

2007

4.2

2004

5.4

2023

0.0

1969

3.5

2009

7.5

1968

7.6

1970

0.0

1985

6.0

1976

5.6

2006

7.4