1990

3.0

1988

5.6

2021

9.2

1964

7.4

2014

8.5

2016

6.9

2020

9.4

2015

6.4

2011

7.4

6.6

2017

4.8

2020

6.1

1966

6.1

2014

6.9

1964

5.0

5.5

1977

8.0

1996

6.6