1996

5.8

1990

7.7

1920

7.9

2002

6.7

2016

6.4

2016

5.6

2016

6.1

2016

6.3

1991

7.1

2003

7.2

2003

7.1

1960

8.2

1930

7.2

2016

6.5

2016

6.3

2017

5.7

2016

6.3

2016

6.2

2016

6.0

2016

6.5