1975

6.7

2004

8.1

2006

7.5

1993

7.1

2009

7.5

2000

8.1

2022

8.5

2016

6.9

2011

6.1

2003

7.9

2017

5.1

1998

6.9

2010

7.3

2025

7.5

2022

7.1

2024

8.6

1994

7.3

2021

8.5

1999

7.7

1974

7.0