| Notas sobre el blindaje de las normas forales fiscales | 10 |
| 11 / 2012 | 12 / 2012 | 01 / 2013 | 02 / 2013 | 03 / 2013 | 04 / 2013 | 05 / 2013 | |
| Notas sobre el blindaje de las normas forales fiscales | 0 | 1 | 0 | 1 | 0 | 1 | 0 |
| 1 | Spain | 3 |
| 2 | United States of America | 3 |
| 3 | China | 2 |
| 4 | Russian Federation | 2 |
| 1 | Beijing | 2 |
| 2 | Saint Petersburg | 2 |
| 3 | Bilbao | 1 |
| 4 | León | 1 |
| 5 | Mountain View | 1 |
| 6 | Redwood City | 1 |
| 7 | Sayreville | 1 |