2009

5.1

2021

5.9

2003

5.8

1993

5.5

1985

6.9

2024

7.6

2018

6.3

1996

8.0

2019

7.3

1968

6.9

2024

6.3

1993

6.1

2014

6.9

1995

5.9

2005

6.9

1982

5.9

2015

6.1

2001

9.9

2017

6.0

2023

6.5