| Date | Average sodium hypochlorite dosage (mg/L) | Average sodium bisulphite dosage (mg/L) |
|---|---|---|
| 01/01/2013 | 10 | 3 |
| 01/02/2013 | 11 | 2 |
| 01/03/2013 | 11 | 3 |
| 01/04/2013 | 11 | 3 |
| 01/05/2013 | 11 | 3 |
| 01/06/2013 | 11 | 3 |
| 01/07/2013 | 10 | 3 |
| 01/08/2013 | 10 | 3 |
| 01/09/2013 | 10 | 3 |
| 01/10/2013 | 10 | 3 |
| 01/11/2013 | 10 | 3 |
| 01/12/2013 | 10 | 3 |
| 01/13/2013 | 10 | 3 |
| 01/14/2013 | 10 | 3 |
| 01/15/2013 | 10 | 3 |
| 01/16/2013 | 10 | 3 |
| 01/17/2013 | 10 | 3 |
| 01/18/2013 | 10 | 3 |
| 01/19/2013 | 10 | 3 |
| 01/20/2013 | 11 | 3 |
| 01/21/2013 | 11 | 3 |
| 01/22/2013 | 11 | 3 |
| 01/23/2013 | 11 | 3 |
| 01/24/2013 | 11 | 3 |
| 01/25/2013 | 11 | 3 |
| 01/26/2013 | 11 | 3 |
| 01/27/2013 | 10 | 3 |
| 01/28/2013 | 11 | 2 |
| 01/29/2013 | 10 | 3 |
| 01/30/2013 | 10 | 3 |
| 01/31/2013 | 9 | 3 |