1999

7.4

4.8

1990

6.9

2013

4.5

2014

6.0

1981

5.3

2016

10.0

2022

8.5

2010

7.0

2023

6.0

2016

10.0

2011

10.0

1973

6.8

1976

7.2

1995

3.2

1984

5.0

2019

7.7