2018

10.0

1939

7.8

1998

5.4

2015

7.4

1961

7.9

2019

7.5

1977

6.5

1973

7.5

2005

6.6

2011

7.8

2013

6.9

2007

6.7

2011

6.9

1924

7.8

2004

6.8

1955

7.2

1971

7.0

1952

6.7

1985

6.4

1966

6.6