2018

5.5

7.8

1955

7.2

2013

6.5

2014

7.0

2019

6.5

2001

6.7

1971

6.0

2000

5.1

2013

6.1

1967

6.8

1991

5.7

1990

7.4

1976

7.3

2003

6.2

1996

5.7

1993

6.5

2000

5.1

2015

7.4

2023

9.4