2001

6.5

2009

7.2

1991

7.2

1973

6.3

2001

6.0

2001

6.0

2021

5.0

2014

4.4

1995

7.5

2019

7.6

1969

5.1

2002

5.8

2012

6.2

2009

7.8

1998

6.4

2023

7.2

2011

5.7

1954

6.7

2015

4.3