year	2014	label	label:annotations
Treated in Individual or other Appropriate Systems (IAS) (% of p.e.)	0.933	0933	.
Not collected/not treated in IAS (% of p.e.)	0.693	0693	.
Collected, but discharged without treatment (% of p.e.)	0.633	0633	.
Primary treatment (% of p.e.)	0.931	0931	.
Secondary treatment (% of p.e.)	21.422	21422	.
More stringent treatment (% of p.e.)	75.389	75389	.