2000

7.2

1980

7.0

1991

8.3

1976

7.8

1956

7.7

2019

6.4

1971

5.6

1986

7.7

2025

7.0

1984

6.7

2020

6.7

2009

6.2

2011

6.3

2022

6.7

2024

7.5

1974

8.6

2020

6.3

2009

6.2

2004

5.8