| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 338 | 5.256,00 | 15,55 | 1 |
| 2007 | 90 | 2.158,62 | 23,98 | 1 |
| 2008 | 132 | 2.814,65 | 21,32 | 1 |
| 2009 | 185 | 3.794,93 | 20,51 | 2 |
| 2010 | 214 | 3.680,09 | 17,20 | 2 |
| 2011 | 127 | 2.091,88 | 16,47 | 1 |
| 2012 | 263 | 4.342,51 | 16,51 | 2 |
| 2013 | 262 | 4.009,90 | 15,30 | 2 |
| 2014 | 248 | 4.542,80 | 18,32 | 2 |
| 2015 | 241 | 4.586,34 | 19,03 | 2 |
| 2016 | 217 | 4.273,17 | 19,69 | 2 |
| 2017 | 232 | 4.596,75 | 19,81 | 2 |
| 2018 | 249 | 4.986,79 | 20,03 | 2 |
| 2019 | 239 | 4.836,33 | 20,24 | 2 |
| 2020 | 242 | 5.349,19 | 22,10 | 2 |
| 2021 | 225 | 5.313,20 | 23,61 | 2 |
| 2022 | 255 | 5.722,35 | 22,44 | 2 |
| 2023 | 228 | 4.819,30 | 21,14 | 2 |
| 2024 | 237 | 5.029,00 | 21,22 | 3 |
| totale | 4.224 | 82.203,80 | 19,46 | 35 |