2009

6.0

2019

6.5

1994

8.7

1999

8.4

1991

6.2

2018

6.9

2018

8.2

1994

8.5

2010

7.0

1988

7.9

1988

6.2

1961

8.0

1982

5.2

1959

8.0

2004

7.4

2015

7.8

2023

8.1

1972

8.7

1975

6.8

2019

8.0