2014

6.6

1989

5.0

1995

7.9

2013

7.5

2002

7.4

2005

6.2

2019

7.0

1985

6.6

1972

5.8

2017

5.7

1963

7.6

2017

6.8

2016

7.7

1993

7.4

2022

7.8

2019

7.5

2018

7.6

1965

7.9

2000

6.4

2007

7.0