| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 944 | 19.741,04 | 20,91 | 4 |
| 2007 | 664 | 14.745,60 | 22,21 | 2 |
| 2008 | 84 | 2.552,39 | 30,39 | 1 |
| 2009 | 213 | 5.783,89 | 27,15 | 3 |
| 2010 | 291 | 6.340,02 | 21,79 | 4 |
| 2011 | 221 | 4.836,61 | 21,89 | 3 |
| 2012 | 211 | 4.546,39 | 21,55 | 3 |
| 2013 | 327 | 7.640,68 | 23,37 | 3 |
| 2014 | 375 | 11.675,85 | 31,14 | 4 |
| 2015 | 353 | 10.883,24 | 30,83 | 5 |
| 2016 | 345 | 11.305,20 | 32,77 | 5 |
| 2017 | 344 | 11.009,93 | 32,01 | 6 |
| 2018 | 328 | 10.224,49 | 31,17 | 6 |
| 2019 | 295 | 9.222,51 | 31,26 | 6 |
| 2020 | 350 | 10.886,31 | 31,10 | 7 |
| 2021 | 375 | 11.448,06 | 30,53 | 8 |
| 2022 | 253 | 7.047,47 | 27,86 | 7 |
| 2023 | 393 | 10.849,48 | 27,61 | 9 |
| 2024 | 374 | 11.425,46 | 30,55 | 10 |
| totale | 6.740 | 182.164,62 | 27,03 | 96 |