2000

5.2

1965

6.3

2011

6.1

1995

6.9

2011

6.4

1968

6.5

2023

9.2

2009

5.9

1999

5.3

2017

7.6

2014

6.7

2008

7.6

2007

6.5

2007

4.9

2016

6.8

1999

5.2

2001

5.8

1989

5.1

2011

6.1

1972

6.3