6.7 microgram a tonne

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6.2 microgram a tonne 6.3 microgram a tonne 6.4 microgram a tonne 6.5 microgram a tonne 6.6 microgram a tonne 6.7 microgram a tonne 6.8 microgram a tonne 6.9 microgram a tonne 7 microgram a tonne 7.1 microgram a tonne 7.2 microgram a tonne

3.9 microgram a tonne 0.4 microgram a tonne 1.2 microgram a tonne 0.3 microgram a tonne 8.7 microgram a tonne 5.4 microgram a tonne 6.6 microgram a tonne 9.4 microgram a tonne 0.9 microgram a tonne 3 microgram a tonne

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