| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 310 | 5.769,31 | 18,61 | 3 |
| 2007 | 30 | 527,17 | 17,57 | 1 |
| 2008 | 34 | 537,09 | 15,80 | 1 |
| 2009 | 86 | 1.548,68 | 18,01 | 3 |
| 2010 | 106 | 1.830,26 | 17,27 | 2 |
| 2011 | 39 | 682,59 | 17,50 | 1 |
| 2012 | 177 | 3.636,73 | 20,55 | 3 |
| 2013 | 174 | 3.339,30 | 19,19 | 2 |
| 2014 | 177 | 4.041,18 | 22,83 | 3 |
| 2015 | 385 | 11.390,56 | 29,59 | 5 |
| 2016 | 373 | 10.943,06 | 29,34 | 5 |
| 2017 | 319 | 9.833,07 | 30,82 | 4 |
| 2018 | 397 | 12.243,52 | 30,84 | 6 |
| 2019 | 374 | 11.295,51 | 30,20 | 6 |
| 2020 | 348 | 11.327,86 | 32,55 | 6 |
| 2021 | 311 | 9.911,58 | 31,87 | 7 |
| 2022 | 299 | 9.834,37 | 32,89 | 7 |
| 2023 | 308 | 9.928,60 | 32,24 | 7 |
| 2024 | 296 | 9.499,94 | 32,09 | 7 |
| totale | 4.543 | 128.120,38 | 28,20 | 79 |