| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 989 | 31.229,20 | 31,58 | 4 |
| 2007 | 614 | 25.212,97 | 41,06 | 4 |
| 2008 | 678 | 27.980,75 | 41,27 | 5 |
| 2009 | 684 | 30.767,88 | 44,98 | 6 |
| 2010 | 790 | 26.473,16 | 33,51 | 6 |
| 2011 | 715 | 25.107,42 | 35,12 | 5 |
| 2012 | 584 | 22.293,64 | 38,17 | 7 |
| 2013 | 702 | 26.164,21 | 37,27 | 11 |
| 2014 | 652 | 29.677,35 | 45,52 | 10 |
| 2015 | 503 | 24.480,48 | 48,67 | 8 |
| 2016 | 513 | 27.482,00 | 53,57 | 7 |
| 2017 | 521 | 26.025,71 | 49,95 | 8 |
| 2018 | 468 | 23.948,70 | 51,17 | 7 |
| 2019 | 465 | 25.359,40 | 54,54 | 8 |
| 2020 | 414 | 22.974,59 | 55,49 | 7 |
| 2021 | 417 | 24.052,97 | 57,68 | 7 |
| 2022 | 460 | 26.411,69 | 57,42 | 7 |
| 2023 | 479 | 24.891,09 | 51,96 | 9 |
| 2024 | 533 | 28.527,41 | 53,52 | 9 |
| totale | 11.181 | 499.060,62 | 44,63 | 135 |