2011

5.7

1993

5.0

1968

6.9

2003

6.3

2012

6.4

2007

5.7

2017

5.9

2010

4.4

1990

6.1

2008

7.5

2024

6.5

1982

6.8

2025

7.1

1996

5.3

2011

5.5

2022

5.6

1999

5.1

5.4

2015

6.7

1959

7.7