1975

7.8

2004

6.5

1979

7.8

1985

7.7

1998

7.3

2016

5.3

2006

6.4

2000

5.0

1999

6.9

2012

1.5

1983

4.6

2001

5.8

1976

7.9

1994

6.6

2026

0.0

2025

2.5

2006

5.0

1986

6.5

1986

5.3

1969

5.7