| 22/02/12 0.06 | 10/05/12 0.14 | 27/06/12 0.09 | 23/08/12 0.36 | 08/10/12 0.9 | 19/12/12 0.2 |
| 18/02/13 0.05 Limite de quantif. | 06/05/13 0.09 | 24/06/13 0.16 | 19/08/13 0.24 | 07/10/13 0.14 | 16/12/13 0.05 |
| 17/02/14 0.1 | 05/05/14 0.08 | 23/06/14 0.1 | 21/08/14 0.1 | 08/10/14 0.09 | 15/12/14 0.03 |