2008

4.8

1992

6.7

2003

6.6

2010

6.4

2005

6.2

1973

7.5

1995

6.8

1985

6.7

2003

5.6

2022

6.9

2008

6.8

2017

6.1

2014

6.4

2008

6.2

2009

6.2

2002

6.6

1992

7.0

1986

6.2

1990

6.3

2023

7.0