1996

7.0

2017

6.7

2002

6.4

2015

3.0

2007

6.9

1994

6.6

2016

4.2

2003

6.2

1995

6.5

2009

5.4

2009

7.5

2000

5.8

1976

5.6

2004

5.6

1970

1.0

2017

1.0

2004

3.1

2024

5.5

2019

1.5

2003

4.5