1992

6.5

2018

6.4

1990

5.8

2009

6.2

2017

6.8

2007

3.3

2001

5.7

2010

5.6

2021

7.7

1982

6.4

2018

5.1

2022

7.1

1930

5.0

1982

0.0

1969

6.3

2006

6.3

2007

6.4

2009

8.5