2006

6.2

1991

2.0

1990

6.5

1996

4.0

2002

6.8

1983

5.0

2020

7.0

1997

6.0

2014

6.0

1969

2.3

2009

6.6

1992

5.9

1986

5.5

2022

0.0

2018

6.5

1986

5.2

2004

5.5

2005

6.3

2014

5.2

1975

5.5