1979

7.0

2007

9.8

5.7

1973

6.4

1993

5.5

1969

6.4

1961

6.9

2022

8.2

1966

6.1

1984

5.0

2023

6.5

2010

7.5

2024

9.6

2021

6.2

2004

6.0

2001

7.3

2023

8.4