2013

5.5

2003

7.2

1968

7.1

1987

7.3

1989

7.0

1992

6.7

1998

6.6

2001

7.4

1972

5.0

2017

6.1

1977

4.7

1986

7.7

2014

6.8

1977

0.0

1989

6.9

1987

5.6

1977

6.3

1979

7.0

1985

7.1

2022

7.8