| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 442 | 9.824,32 | 22,23 | 2 |
| 2008 | 240 | 4.415,90 | 18,40 | 1 |
| 2009 | 602 | 15.133,20 | 25,14 | 3 |
| 2010 | 571 | 12.173,01 | 21,32 | 3 |
| 2011 | 450 | 9.632,49 | 21,41 | 2 |
| 2012 | 472 | 9.921,82 | 21,02 | 5 |
| 2013 | 480 | 9.318,66 | 19,41 | 4 |
| 2014 | 457 | 10.321,49 | 22,59 | 4 |
| 2015 | 194 | 4.570,46 | 23,56 | 3 |
| 2016 | 235 | 6.602,18 | 28,09 | 5 |
| 2017 | 418 | 9.395,94 | 22,48 | 5 |
| 2018 | 402 | 9.213,93 | 22,92 | 5 |
| 2019 | 288 | 6.643,38 | 23,07 | 4 |
| 2020 | 186 | 4.077,95 | 21,92 | 5 |
| 2021 | 206 | 4.199,58 | 20,39 | 5 |
| 2022 | 207 | 5.446,55 | 26,31 | 6 |
| 2023 | 257 | 3.440,15 | 13,39 | 5 |
| 2024 | 325 | 4.057,46 | 12,48 | 7 |
| totale | 6.432 | 138.388,47 | 21,52 | 74 |