1994

7.5

2003

7.8

1993

7.1

2000

7.5

1984

8.1

2005

4.0

2006

8.1

2001

6.7

1972

7.6

2019

9.1

2019

6.2

2024

8.0

2012

7.0

2020

8.0

2014

7.6

1993

6.5

2007

8.5

1983

7.9

1987

7.7

2018

7.8