1993

6.7

2004

8.3

2008

5.2

1973

7.6

2016

7.7

2004

9.5

2012

7.0

1999

6.9

2013

8.2

2023

8.2

2000

8.0

1999

8.2

2005

7.7

2001

6.6

2009

5.8

2004

8.6

2022

8.0

1986

8.3

1990

6.1

1999

6.1