1968

8.0

1952

6.1

2006

8.2

1994

7.6

2019

7.8

2000

6.4

1993

8.2

1997

6.8

1959

0.0

2007

6.2

2019

8.0

2019

8.1

2001

7.3

2001

0.0

2003

6.5

1997

7.7

1997

8.3

2018

8.4

1982

6.9

1984

4.5