2022

6.9

2006

7.5

2012

7.5

1999

7.4

2003

7.9

1997

8.3

2005

7.0

2015

6.5

2003

8.2

2018

7.5

2000

7.5

1979

6.8

2017

7.3

2013

6.6

1984

8.3

1969

8.2

2003

7.8

1990

7.6

1989

7.7

2008

7.8