1987

7.2

2007

4.4

1969

6.9

1982

4.5

2005

4.8

2006

7.9

2003

6.5

2002

7.3

1999

7.7

1965

7.0

2014

6.6

2009

5.9

1957

0.0

1956

7.1

1957

7.2

1984

7.1

2006

7.1

2023

6.4

2001

7.9

2024

0.0