2000

5.2

1988

6.5

1992

5.0

2020

6.5

2019

6.5

1993

6.2

2014

7.5

1993

6.6

2012

9.7

1989

5.3

2013

7.3

2013

6.5

2001

8.9

1965

6.5

1986

7.1

2017

6.9

1985

6.8

2001

5.2

1993

6.5

2003

6.0