2016

8.0

1990

6.1

2015

5.4

2009

7.4

1989

7.0

2014

5.6

1971

7.0

2023

5.6

2003

7.3

2021

7.1

1979

10.0

1966

7.8

2005

5.4

2016

5.9

2001

6.0

1987

7.5

2021

7.5

2022

3.9