2021

8.1

2017

5.8

2021

5.1

2021

6.5

2006

0.0

1984

7.5

1991

6.4

2006

5.5

1977

6.0

1971

7.7

2004

10.0

1976

7.0

1982

7.2

1993

7.1

1993

6.3

2002

5.9

1992

6.7

1978

7.1

1969

7.1

1966

6.6