2020

6.7

2013

6.6

2021

6.6

1969

7.6

2017

7.2

2017

7.4

1980

6.2

1991

5.2

2016

6.7

2000

7.3

2016

6.7

1967

6.8

2018

6.8

1999

5.6

1973

7.5

2000

6.5

2015

6.1

2002

4.7

1983

5.5

1964

7.1