2019

5.8

2013

8.0

1994

8.7

1988

7.3

1985

7.7

1994

8.5

2016

8.2

1968

8.1

2005

8.1

1976

8.1

1996

7.9

2001

8.5

1999

8.4

1987

7.3

2010

7.7

1982

7.9

1996

7.2

1998

7.3

1991

8.3

1960

8.4