1995

7.6

1980

6.2

2019

5.8

1968

7.1

2019

0.0

2021

6.9

1959

7.3

1980

7.1

1972

6.2

2014

2.6

2023

6.3

2022

4.7

2007

4.2

1993

6.4

2001

6.2

2013

2.0

2014

5.9

2017

4.8

1980

6.6

2013

5.8