1999

6.0

2024

1.0

2014

5.7

2022

4.0

1970

5.8

1990

7.1

1993

7.6

1966

7.9

2005

6.7

2003

7.9

2019

7.7

2008

0.0

2021

6.3

2013

6.6

2015

8.4

2013

7.2

2021

5.0

2012

8.0

1997

7.5

2016

5.3