| 19/02/15 0.1 | 01/04/15 0.08 | 15/06/15 0.22 | 20/08/15 0.38 | 26/10/15 0.12 | 22/12/15 0.35 |
| 09/02/17 0.1 | 24/04/17 0.31 | 26/06/17 0.1 | 23/08/17 0.17 | 23/10/17 0.12 | 14/12/17 0.23 |
| 22/02/18 0.08 | 23/04/18 0.12 | 25/06/18 0.61 | 28/08/18 0.01 Limite de quantif. | 26/10/18 0.01 Limite de quantif. | 18/12/18 0.16 |