1986

6.4

1956

6.0

2023

6.4

1980

8.0

1992

7.1

2002

5.3

2000

7.2

2015

9.0

1980

7.1

1970

7.1

1988

7.7

2007

7.9

2005

7.3

2021

10.0

1960

7.7

1960

6.6

2019

5.8

2013

6.9

2005

6.6

2002

6.5