| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 429 | 7.919,36 | 18,46 | 1 |
| 2007 | 311 | 11.800,03 | 37,94 | 2 |
| 2008 | 355 | 12.576,34 | 35,43 | 2 |
| 2009 | 471 | 15.098,13 | 32,06 | 4 |
| 2010 | 541 | 15.696,22 | 29,01 | 3 |
| 2011 | 421 | 15.723,78 | 37,35 | 2 |
| 2012 | 535 | 18.371,69 | 34,34 | 3 |
| 2013 | 583 | 18.357,93 | 31,49 | 5 |
| 2014 | 572 | 23.058,58 | 40,31 | 5 |
| 2015 | 591 | 25.620,89 | 43,35 | 4 |
| 2016 | 571 | 25.348,58 | 44,39 | 4 |
| 2017 | 577 | 25.316,66 | 43,88 | 5 |
| 2018 | 668 | 29.395,52 | 44,01 | 7 |
| 2019 | 633 | 28.737,05 | 45,40 | 8 |
| 2020 | 579 | 31.192,88 | 53,87 | 8 |
| 2021 | 593 | 28.878,75 | 48,70 | 10 |
| 2022 | 559 | 28.523,64 | 51,03 | 10 |
| 2023 | 592 | 28.436,90 | 48,04 | 12 |
| 2024 | 530 | 32.820,57 | 61,93 | 12 |
| totale | 10.111 | 422.873,50 | 41,82 | 107 |