2019

6.5

1963

6.9

1998

6.0

1994

6.6

2014

7.0

2003

6.8

1999

5.9

2018

6.7

1994

6.2

2011

6.6

2006

6.1

1978

5.9

1996

5.8

1988

6.4

2011

6.6

1966

6.1

1988

6.5

1993

6.6

2004

6.4

1991

6.2