| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 220 | 4.841,96 | 22,01 | 2 |
| 2007 | 2 | 57,08 | 28,54 | 1 |
| 2008 | 3 | 93,96 | 31,32 | 1 |
| 2009 | 252 | 7.314,22 | 29,02 | 3 |
| 2010 | 279 | 9.223,71 | 33,06 | 2 |
| 2011 | 8 | 184,02 | 23,00 | 1 |
| 2012 | 274 | 7.428,21 | 27,11 | 3 |
| 2013 | 397 | 13.680,58 | 34,46 | 4 |
| 2014 | 356 | 14.385,59 | 40,41 | 3 |
| 2015 | 353 | 13.571,33 | 38,45 | 3 |
| 2016 | 368 | 14.098,21 | 38,31 | 3 |
| 2017 | 349 | 13.529,60 | 38,77 | 3 |
| 2018 | 348 | 12.206,24 | 35,08 | 3 |
| 2019 | 337 | 12.860,77 | 38,16 | 3 |
| 2020 | 316 | 12.447,63 | 39,39 | 3 |
| 2021 | 306 | 10.519,97 | 34,38 | 3 |
| 2022 | 309 | 10.157,41 | 32,87 | 3 |
| 2023 | 303 | 9.952,50 | 32,85 | 3 |
| 2024 | 261 | 8.217,18 | 31,48 | 3 |
| totale | 5.041 | 174.770,17 | 34,67 | 50 |