1974

6.2

1964

6.1

1973

3.1

1966

4.3

2024

0.0

1990

6.4

2005

6.9

2023

10.0

1987

6.8

1998

7.3

1968

6.5

1969

2.0

1997

6.1

2015

5.3

2003

5.8

1990

5.7

1987

7.3

1958

7.0

2004

5.2

1985

6.6