2003

6.2

1990

6.7

1980

5.1

2007

5.7

2023

4.6

1976

2.0

1973

5.2

1987

6.9

1979

7.0

1989

2.0

1985

5.8

2024

7.0

1994

3.5

1987

6.8

1970

1.0

1979

5.1

2002

3.5

2017

4.9

2014

3.7

2020

6.3