1994

7.5

1972

7.4

1997

5.1

2017

7.8

2012

9.2

2010

0.0

2011

6.0

1929

6.8

2019

2.0

2002

7.0

2006

4.1

2006

7.2

1930

6.0

2003

6.6

2006

6.6

1991

6.5

1995

7.1

2002

5.1

2016

7.0

2006

0.0