| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 357 | 9.034,72 | 25,31 | 2 |
| 2008 | 283 | 10.676,68 | 37,73 | 2 |
| 2009 | 273 | 9.310,64 | 34,10 | 3 |
| 2010 | 322 | 7.126,63 | 22,13 | 3 |
| 2011 | 232 | 4.826,30 | 20,80 | 1 |
| 2012 | 251 | 6.323,06 | 25,19 | 3 |
| 2013 | 334 | 7.973,58 | 23,87 | 3 |
| 2014 | 354 | 10.545,42 | 29,79 | 3 |
| 2015 | 303 | 9.152,78 | 30,21 | 3 |
| 2016 | 324 | 9.702,82 | 29,95 | 4 |
| 2017 | 360 | 10.871,43 | 30,20 | 4 |
| 2018 | 321 | 10.639,43 | 33,14 | 5 |
| 2019 | 349 | 12.863,09 | 36,86 | 6 |
| 2020 | 321 | 9.714,62 | 30,26 | 6 |
| 2021 | 308 | 9.840,08 | 31,95 | 6 |
| 2022 | 306 | 9.789,47 | 31,99 | 4 |
| 2023 | 303 | 11.095,25 | 36,62 | 5 |
| 2024 | 322 | 10.083,02 | 31,31 | 5 |
| totale | 5.623 | 169.569,02 | 30,16 | 68 |