1983

6.3

1972

7.0

2022

7.0

1991

7.7

2020

6.4

1996

7.1

2013

7.1

2014

7.3

2002

8.6

1987

7.2

2015

6.0

2002

7.9

1975

6.4

1991

6.0

2016

5.2

2010

6.5

2015

7.4

2015

7.9

1982

7.0

1993

8.1