| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 263 | 4.890,77 | 18,60 | 2 |
| 2007 | 231 | 5.771,75 | 24,99 | 1 |
| 2008 | 283 | 7.062,58 | 24,96 | 1 |
| 2009 | 296 | 6.550,14 | 22,13 | 3 |
| 2010 | 237 | 4.839,91 | 20,42 | 3 |
| 2011 | 212 | 4.127,70 | 19,47 | 1 |
| 2012 | 276 | 5.235,41 | 18,97 | 3 |
| 2013 | 281 | 5.539,81 | 19,71 | 3 |
| 2014 | 206 | 5.009,22 | 24,32 | 3 |
| 2015 | 184 | 4.760,95 | 25,87 | 2 |
| 2016 | 205 | 5.235,22 | 25,54 | 2 |
| 2017 | 259 | 5.034,01 | 19,44 | 2 |
| 2018 | 251 | 4.818,42 | 19,20 | 2 |
| 2019 | 225 | 5.054,81 | 22,47 | 2 |
| 2020 | 246 | 5.264,88 | 21,40 | 2 |
| 2021 | 284 | 7.438,32 | 26,19 | 2 |
| 2022 | 268 | 7.313,69 | 27,29 | 2 |
| 2023 | 268 | 7.337,66 | 27,38 | 2 |
| 2024 | 297 | 7.646,21 | 25,74 | 3 |
| totale | 4.772 | 108.931,46 | 22,83 | 41 |