| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 633 | 12.616,39 | 19,93 | 5 |
| 2007 | 185 | 5.589,00 | 30,21 | 4 |
| 2008 | 514 | 12.077,84 | 23,50 | 4 |
| 2009 | 335 | 7.692,57 | 22,96 | 5 |
| 2010 | 518 | 10.995,34 | 21,23 | 8 |
| 2011 | 304 | 6.307,70 | 20,75 | 6 |
| 2012 | 329 | 7.764,20 | 23,60 | 8 |
| 2013 | 323 | 6.790,18 | 21,02 | 7 |
| 2014 | 422 | 9.787,65 | 23,19 | 8 |
| 2015 | 340 | 8.793,77 | 25,86 | 6 |
| 2016 | 388 | 9.900,30 | 25,52 | 6 |
| 2017 | 501 | 12.080,57 | 24,11 | 7 |
| 2018 | 544 | 12.629,87 | 23,22 | 7 |
| 2019 | 519 | 12.645,71 | 24,37 | 7 |
| 2020 | 517 | 12.787,40 | 24,73 | 7 |
| 2021 | 458 | 12.710,21 | 27,75 | 8 |
| 2022 | 420 | 12.700,49 | 30,24 | 8 |
| 2023 | 488 | 12.388,45 | 25,39 | 9 |
| 2024 | 536 | 12.768,57 | 23,82 | 10 |
| totale | 8.274 | 199.026,21 | 24,05 | 130 |