| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 761 | 15.957,62 | 20,97 | 4 |
| 2007 | 560 | 14.904,88 | 26,62 | 4 |
| 2008 | 552 | 14.019,99 | 25,40 | 4 |
| 2009 | 541 | 12.965,41 | 23,97 | 5 |
| 2010 | 621 | 12.164,29 | 19,59 | 5 |
| 2011 | 245 | 5.820,52 | 23,76 | 4 |
| 2012 | 473 | 10.828,22 | 22,89 | 6 |
| 2013 | 523 | 10.315,93 | 19,72 | 6 |
| 2014 | 492 | 11.705,00 | 23,79 | 6 |
| 2015 | 477 | 11.927,30 | 25,00 | 6 |
| 2016 | 419 | 10.419,92 | 24,87 | 6 |
| 2017 | 404 | 10.596,49 | 26,23 | 6 |
| 2018 | 402 | 9.595,06 | 23,87 | 6 |
| 2019 | 393 | 9.731,99 | 24,76 | 6 |
| 2020 | 361 | 9.536,44 | 26,42 | 7 |
| 2021 | 350 | 9.184,96 | 26,24 | 7 |
| 2022 | 331 | 9.002,70 | 27,20 | 6 |
| 2023 | 324 | 9.642,68 | 29,76 | 6 |
| 2024 | 312 | 8.904,57 | 28,54 | 6 |
| totale | 8.541 | 207.223,97 | 24,26 | 106 |