| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 33 | 571,46 | 17,32 | 1 |
| 2009 | 96 | 1.953,62 | 20,35 | 2 |
| 2010 | 55 | 659,50 | 11,99 | 1 |
| 2011 | 174 | 3.794,37 | 21,81 | 2 |
| 2012 | 234 | 3.708,30 | 15,85 | 3 |
| 2013 | 243 | 3.329,14 | 13,70 | 3 |
| 2014 | 354 | 6.190,90 | 17,49 | 3 |
| 2015 | 312 | 5.499,23 | 17,63 | 3 |
| 2016 | 219 | 3.195,81 | 14,59 | 3 |
| 2017 | 267 | 4.465,94 | 16,73 | 3 |
| 2018 | 210 | 3.521,49 | 16,77 | 3 |
| 2019 | 265 | 4.560,03 | 17,21 | 4 |
| 2020 | 261 | 4.538,04 | 17,39 | 4 |
| 2021 | 270 | 3.902,23 | 14,45 | 4 |
| 2022 | 262 | 3.824,78 | 14,60 | 4 |
| 2023 | 63 | 1.104,89 | 17,54 | 4 |
| 2024 | 143 | 2.334,07 | 16,32 | 4 |
| totale | 3.461 | 57.153,80 | 16,51 | 51 |