2007

3.7

1955

7.0

2000

5.5

2017

6.0

2013

4.5

1966

6.1

2018

6.6

2006

5.5

2016

4.7

2020

5.5

2017

6.2

2003

0.0

2002

7.3

1993

6.8

2004

7.7

1986

7.2

1986

6.5

1999

6.4

2001

6.2

1976

4.9