| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.327 | 31.863,13 | 24,01 | 2 |
| 2007 | 657 | 17.764,09 | 27,04 | 1 |
| 2009 | 96 | 2.246,33 | 23,40 | 2 |
| 2010 | 29 | 437,69 | 15,09 | 1 |
| 2012 | 72 | 883,65 | 12,27 | 1 |
| 2013 | 72 | 999,35 | 13,88 | 1 |
| 2014 | 70 | 1.285,85 | 18,37 | 1 |
| 2015 | 64 | 1.040,47 | 16,26 | 2 |
| 2016 | 278 | 5.866,29 | 21,10 | 3 |
| 2017 | 271 | 5.480,77 | 20,22 | 3 |
| 2018 | 255 | 5.482,76 | 21,50 | 2 |
| 2019 | 253 | 5.164,79 | 20,41 | 2 |
| 2020 | 282 | 5.676,93 | 20,13 | 2 |
| 2021 | 50 | 1.052,81 | 21,06 | 2 |
| 2022 | 59 | 1.160,13 | 19,66 | 4 |
| 2023 | 513 | 12.270,68 | 23,92 | 5 |
| 2024 | 43 | 900,92 | 20,95 | 6 |
| totale | 4.391 | 99.576,64 | 22,68 | 40 |