2023

6.7

2021

6.1

1974

7.0

2010

7.9

1987

7.4

1961

7.7

2000

5.5

1998

5.1

2001

6.9

1998

5.7

2015

9.2

2013

6.0

2022

7.8

2016

5.9

1999

6.2

2008

3.9

2022

5.8

1983

6.5

1949

6.2