1995

7.9

2004

7.7

2011

7.8

1967

7.4

1925

7.6

1959

7.9

2003

0.0

1965

7.1

2001

7.4

1966

7.3

2005

7.6

2010

7.0

2006

6.8

2016

6.0

1998

7.4

1999

6.7

1999

4.8

2021

7.2

2002

7.0

2010

0.0