1981

3.6

2007

7.3

1970

7.0

2022

6.4

10.0

2009

0.0

2013

6.1

1971

6.8

2022

6.6

1982

8.9

2023

10.0

2005

6.2

2011

10.0

2017

7.8

1979

7.6

1999

6.5

2000

5.3

2007

8.0

1998

7.1

2002

4.1