2019

5.2

2023

6.8

2002

5.8

2024

6.1

2010

5.0

2016

7.5

1972

6.5

2010

5.1

1990

7.2

2017

6.3

2005

6.9

2010

6.1

2011

5.7

2001

6.7

1998

6.9

1975

6.3

2011

7.5

1979

7.0

2003

6.2

2012

7.0