2014

4.4

1964

7.0

1956

7.2

1991

6.4

2002

7.6

2002

6.9

1930

7.8

2015

4.8

2013

8.0

2017

5.0

2005

5.6

1975

8.4

1924

7.4

2006

7.4

2006

6.6

1998

6.8

1993

6.2

2021

6.0

2015

0.0

2016

5.8