| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 451 | 16.134,73 | 35,78 | 5 |
| 2007 | 367 | 15.363,80 | 41,86 | 4 |
| 2008 | 432 | 18.364,90 | 42,51 | 4 |
| 2009 | 393 | 15.929,98 | 40,53 | 5 |
| 2010 | 394 | 12.732,63 | 32,32 | 5 |
| 2011 | 337 | 12.309,71 | 36,53 | 4 |
| 2012 | 583 | 18.693,10 | 32,06 | 7 |
| 2013 | 664 | 18.521,97 | 27,89 | 8 |
| 2014 | 565 | 22.854,20 | 40,45 | 7 |
| 2015 | 543 | 22.357,23 | 41,17 | 8 |
| 2016 | 668 | 25.341,25 | 37,94 | 10 |
| 2017 | 647 | 23.881,85 | 36,91 | 11 |
| 2018 | 569 | 22.137,48 | 38,91 | 11 |
| 2019 | 544 | 23.114,80 | 42,49 | 10 |
| 2020 | 532 | 21.710,61 | 40,81 | 11 |
| 2021 | 513 | 20.154,72 | 39,29 | 13 |
| 2022 | 490 | 20.019,11 | 40,86 | 14 |
| 2023 | 458 | 17.618,67 | 38,47 | 16 |
| 2024 | 596 | 19.459,70 | 32,65 | 16 |
| totale | 9.746 | 366.700,44 | 37,63 | 169 |