| Fecha | Valor | Media 4 semanas |
| 17/05/2013 | 70.00% | 68.00% |
| 10/05/2013 | 69.00% | 66.75% |
| 03/05/2013 | 67.00% | 65.75% |
| 26/04/2013 | 66.00% | 65.75% |
| 19/04/2013 | 65.00% | 66.00% |
| 12/04/2013 | 65.00% | 66.25% |
| 05/04/2013 | 67.00% | 67.25% |
| 29/03/2013 | 67.00% | 67.75% |
| 22/03/2013 | 66.00% | 67.25% |
| 15/03/2013 | 69.00% | 68.00% |
