| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 818 | 15.912,58 | 19,45 | 1 |
| 2008 | 43 | 3.080,63 | 71,64 | 1 |
| 2009 | 202 | 4.097,68 | 20,29 | 3 |
| 2010 | 864 | 21.793,69 | 25,22 | 3 |
| 2011 | 700 | 16.363,56 | 23,38 | 2 |
| 2012 | 1.249 | 28.403,36 | 22,74 | 3 |
| 2013 | 1.278 | 29.180,04 | 22,83 | 4 |
| 2014 | 1.057 | 29.941,07 | 28,33 | 3 |
| 2015 | 976 | 29.676,41 | 30,41 | 3 |
| 2016 | 1.121 | 33.565,29 | 29,94 | 3 |
| 2017 | 262 | 7.139,04 | 27,25 | 2 |
| 2018 | 242 | 6.403,12 | 26,46 | 2 |
| 2019 | 220 | 5.983,25 | 27,20 | 2 |
| 2020 | 269 | 7.800,35 | 29,00 | 3 |
| 2021 | 267 | 7.531,59 | 28,21 | 4 |
| 2022 | 261 | 6.946,86 | 26,62 | 5 |
| 2023 | 283 | 7.721,71 | 27,29 | 6 |
| 2024 | 261 | 7.311,62 | 28,01 | 7 |
| totale | 10.373 | 268.851,85 | 25,92 | 57 |