
Table
Inhabitants connected to municipal and non-municipal wastewater treatment plants. Number of people.|  | 2015 | 2016 | 2017 | 
|---|
| All connected inhabitants | 5 123 825 | 5 170 166 | 5 243 369 | 
|---|
| Municipal | 4 392 616 | 4 438 647 | 4 498 169 | 
|---|
| Private | 731 209 | 731 519 | 745 200 | 
|---|
|  |  |  |  | 
| Inhabitants connected to wastewater treatment plants 50 pe or more | 4 352 605 | 4 404 151 | 4 483 648 | 
|---|
| Municipal | 4 328 686 | 4 377 437 | 4 454 336 | 
|---|
| Private | 23 919 | 26 714 | 29 312 | 
|---|
|  |  |  |  | 
| Inhabitants connected to wastewater treatment plants less than 50 pe | 771 220 | 766 015 | 759 721 | 
|---|
| Municipal | 63 930 | 61 210 | 43 833 | 
|---|
| Private | 707 290 | 704 805 | 715 888 | 
|---|