| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 379 | 6.319,28 | 16,67 | 2 |
| 2007 | 306 | 6.297,32 | 20,58 | 1 |
| 2008 | 249 | 5.156,71 | 20,71 | 1 |
| 2009 | 261 | 5.712,32 | 21,89 | 2 |
| 2010 | 230 | 4.066,16 | 17,68 | 2 |
| 2011 | 190 | 4.061,41 | 21,38 | 1 |
| 2012 | 225 | 4.700,07 | 20,89 | 2 |
| 2013 | 15 | 122,24 | 8,15 | 1 |
| 2014 | 199 | 3.619,64 | 18,19 | 2 |
| 2015 | 212 | 3.750,33 | 17,69 | 2 |
| 2016 | 2 | 65,62 | 32,81 | 1 |
| 2017 | 210 | 4.105,85 | 19,55 | 2 |
| 2018 | 362 | 9.008,66 | 24,89 | 3 |
| 2019 | 319 | 8.949,56 | 28,06 | 3 |
| 2020 | 411 | 12.368,31 | 30,09 | 3 |
| 2021 | 379 | 11.452,77 | 30,22 | 3 |
| 2022 | 219 | 4.347,72 | 19,85 | 2 |
| 2023 | 232 | 4.222,86 | 18,20 | 2 |
| 2024 | 267 | 4.660,81 | 17,46 | 3 |
| totale | 4.667 | 102.987,64 | 22,07 | 38 |