2006

8.2

1977

6.6

1978

7.3

1985

6.2

2022

0.0

2019

6.5

1989

5.0

1961

6.0

1984

5.9

2001

7.9

2002

7.7

2007

7.7

2020

5.0

2012

0.0

2006

5.1

2001

7.7

2004

7.3

1992

7.6

1988

7.0

1981

6.5