2003

7.2

1991

6.2

1990

6.7

1993

5.5

2015

5.8

2007

6.1

1994

5.8

2008

5.7

1959

7.3

1959

6.6

1956

7.7

2002

7.1

2013

7.6

1969

5.8

2006

0.0

2027

0.0

1974

6.6

2007

8.0

1971

7.5

1965

5.2