2020

6.7

2013

6.6

2021

6.6

1956

7.2

2015

6.1

2004

5.1

2010

5.2

2007

6.9

1985

6.5

1991

5.2

2000

6.7

2006

6.6

1986

6.8

2007

7.6

2008

5.6

2019

7.1

2011

4.7

1969

7.6

1999

5.6