| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 394 | 8.599,61 | 21,83 | 3 |
| 2007 | 237 | 6.854,81 | 28,92 | 2 |
| 2008 | 269 | 5.980,21 | 22,23 | 3 |
| 2009 | 294 | 8.022,53 | 27,29 | 4 |
| 2010 | 253 | 5.529,83 | 21,86 | 4 |
| 2011 | 231 | 4.196,08 | 18,16 | 3 |
| 2012 | 249 | 6.278,56 | 25,22 | 4 |
| 2013 | 340 | 7.192,39 | 21,15 | 4 |
| 2014 | 292 | 8.257,93 | 28,28 | 4 |
| 2015 | 279 | 7.566,13 | 27,12 | 4 |
| 2016 | 263 | 7.317,20 | 27,82 | 4 |
| 2017 | 291 | 8.231,74 | 28,29 | 4 |
| 2018 | 303 | 8.632,70 | 28,49 | 5 |
| 2019 | 302 | 7.506,69 | 24,86 | 5 |
| 2020 | 327 | 7.853,45 | 24,02 | 5 |
| 2021 | 354 | 8.536,65 | 24,11 | 6 |
| 2022 | 399 | 9.390,02 | 23,53 | 6 |
| 2023 | 428 | 10.695,24 | 24,99 | 7 |
| 2024 | 423 | 9.658,23 | 22,83 | 6 |
| totale | 5.928 | 146.300,00 | 24,68 | 83 |