| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 106 | 1.821,63 | 17,19 | 4 |
| 2007 | 43 | 1.301,46 | 30,27 | 2 |
| 2009 | 58 | 1.139,06 | 19,64 | 2 |
| 2010 | 162 | 3.009,34 | 18,58 | 5 |
| 2011 | 331 | 5.734,24 | 17,32 | 3 |
| 2012 | 73 | 891,43 | 12,21 | 3 |
| 2013 | 116 | 1.987,20 | 17,13 | 5 |
| 2014 | 372 | 7.920,21 | 21,29 | 6 |
| 2015 | 340 | 7.208,26 | 21,20 | 9 |
| 2016 | 285 | 6.542,07 | 22,95 | 7 |
| 2017 | 335 | 7.185,46 | 21,45 | 8 |
| 2018 | 269 | 6.059,19 | 22,52 | 7 |
| 2019 | 53 | 1.409,09 | 26,59 | 6 |
| 2020 | 256 | 5.750,85 | 22,46 | 7 |
| 2021 | 308 | 6.340,44 | 20,59 | 8 |
| 2022 | 214 | 4.537,57 | 21,20 | 5 |
| 2023 | 212 | 4.393,98 | 20,73 | 7 |
| 2024 | 238 | 4.776,79 | 20,07 | 8 |
| totale | 3.771 | 78.008,27 | 20,69 | 102 |