1960

6.3

2009

6.5

2002

4.4

2023

8.0

2003

5.8

2021

0.0

1999

6.8

1996

7.0

2017

8.5

1998

6.5

1999

7.0

2001

3.2

2006

4.9

2002

0.0

1989

5.9

1984

6.1

1989

6.1

1983

5.8

2006

5.4

2015

7.8