| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 438 | 9.223,04 | 21,06 | 4 |
| 2007 | 65 | 1.542,53 | 23,73 | 1 |
| 2008 | 118 | 2.961,36 | 25,10 | 2 |
| 2009 | 81 | 2.075,93 | 25,63 | 2 |
| 2010 | 235 | 5.404,04 | 23,00 | 3 |
| 2011 | 170 | 3.751,53 | 22,07 | 2 |
| 2012 | 361 | 9.977,71 | 27,64 | 6 |
| 2013 | 247 | 7.502,95 | 30,38 | 4 |
| 2014 | 452 | 14.191,74 | 31,40 | 6 |
| 2015 | 492 | 18.064,29 | 36,72 | 5 |
| 2016 | 528 | 19.259,07 | 36,48 | 6 |
| 2017 | 509 | 15.537,37 | 30,53 | 6 |
| 2018 | 510 | 14.971,67 | 29,36 | 6 |
| 2019 | 470 | 14.163,64 | 30,14 | 5 |
| 2020 | 497 | 14.497,23 | 29,17 | 5 |
| 2021 | 566 | 16.761,06 | 29,61 | 5 |
| 2022 | 618 | 18.913,88 | 30,60 | 4 |
| 2023 | 594 | 17.559,33 | 29,56 | 4 |
| 2024 | 637 | 17.990,33 | 28,24 | 4 |
| totale | 7.588 | 224.348,70 | 29,57 | 80 |