1970

2.8

2005

7.5

1987

7.6

1990

8.5

2017

7.3

2012

2.5

1915

0.0

1966

8.0

1962

7.5

2005

7.6

2006

6.9

2002

7.4

2023

0.0

2024

7.3

2024

0.0

2021

0.0

1962

7.9

2013

6.5

2019

8.0

2019

6.4