0.0

2020

8.0

2004

7.8

2018

8.1

1979

6.5

2002

4.9

1955

6.6

1951

6.0

1967

0.0

2004

6.0

2018

7.0

2018

2.0

2013

7.1

1992

6.5

1964

7.4

1978

6.3

2007

0.0

1968

6.6

1989

3.5

1990

7.8