2004

6.4

2016

7.0

2019

7.7

1942

6.5

5.2

2017

4.6

1993

6.1

2010

7.1

2003

5.0

2015

5.9

2015

6.8

2009

6.2

2023

9.0

1955

4.9

1965

5.0

2007

4.8

2016

6.7