2019

7.8

2018

7.8

2001

8.0

2013

8.6

2000

6.5

1998

4.5

2004

8.9

2005

8.3

1982

7.5

2006

7.4

2016

6.2

1979

7.0

2003

7.8

2023

7.0

1974

7.9

1964

7.4

1965

7.2

2009

7.0

2023

4.5

2018

7.5