1953

10.0

1957

7.1

2013

7.0

1999

5.6

2000

5.9

2015

0.0

1989

0.0

1982

9.8

1986

7.3

2001

6.8

2016

5.8

2018

5.0

2001

4.9

1969

0.0

1983

4.0

1977

7.3

1978

6.0

1984

5.0

2016

1.5

2020

6.0