| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 684 | 16.238,04 | 23,74 | 4 |
| 2007 | 559 | 15.736,45 | 28,15 | 3 |
| 2008 | 278 | 8.701,45 | 31,30 | 2 |
| 2009 | 307 | 8.006,03 | 26,08 | 3 |
| 2010 | 458 | 10.995,54 | 24,01 | 3 |
| 2011 | 340 | 7.767,93 | 22,85 | 2 |
| 2012 | 182 | 4.693,85 | 25,79 | 3 |
| 2013 | 323 | 6.435,18 | 19,92 | 3 |
| 2014 | 463 | 9.467,81 | 20,45 | 4 |
| 2015 | 260 | 5.855,13 | 22,52 | 4 |
| 2016 | 280 | 6.402,39 | 22,87 | 3 |
| 2017 | 231 | 5.017,27 | 21,72 | 3 |
| 2018 | 251 | 5.452,46 | 21,72 | 3 |
| 2019 | 278 | 6.411,86 | 23,06 | 3 |
| 2020 | 244 | 5.798,87 | 23,77 | 3 |
| 2021 | 208 | 4.939,93 | 23,75 | 3 |
| 2022 | 230 | 5.854,18 | 25,45 | 3 |
| 2023 | 236 | 5.956,91 | 25,24 | 3 |
| 2024 | 268 | 6.656,93 | 24,84 | 3 |
| totale | 6.080 | 146.388,21 | 24,08 | 58 |