| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 266 | 4.230,99 | 15,91 | 3 |
| 2007 | 286 | 6.005,50 | 21,00 | 2 |
| 2008 | 13 | 226,14 | 17,40 | 1 |
| 2009 | 173 | 3.551,11 | 20,53 | 3 |
| 2010 | 201 | 3.296,89 | 16,40 | 3 |
| 2011 | 7 | 111,04 | 15,86 | 1 |
| 2012 | 160 | 2.990,90 | 18,69 | 3 |
| 2013 | 180 | 3.035,64 | 16,86 | 3 |
| 2014 | 39 | 564,95 | 14,49 | 2 |
| 2015 | 176 | 3.449,50 | 19,60 | 3 |
| 2016 | 151 | 2.873,20 | 19,03 | 3 |
| 2017 | 149 | 2.807,68 | 18,84 | 3 |
| 2018 | 131 | 2.719,92 | 20,76 | 3 |
| 2019 | 126 | 2.722,04 | 21,60 | 3 |
| 2020 | 140 | 3.121,78 | 22,30 | 3 |
| 2021 | 139 | 3.158,83 | 22,73 | 3 |
| 2022 | 123 | 2.843,92 | 23,12 | 2 |
| 2023 | 24 | 494,99 | 20,62 | 1 |
| 2024 | 20 | 328,74 | 16,44 | 1 |
| totale | 2.504 | 48.533,76 | 19,38 | 46 |