| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 569 | 10.598,44 | 18,63 | 6 |
| 2007 | 226 | 5.429,38 | 24,02 | 4 |
| 2008 | 367 | 9.016,76 | 24,57 | 5 |
| 2009 | 123 | 2.652,04 | 21,56 | 5 |
| 2010 | 310 | 6.548,62 | 21,12 | 6 |
| 2011 | 267 | 5.264,19 | 19,72 | 4 |
| 2012 | 224 | 4.646,73 | 20,74 | 5 |
| 2013 | 342 | 6.845,62 | 20,02 | 7 |
| 2014 | 207 | 5.192,16 | 25,08 | 6 |
| 2015 | 277 | 7.085,86 | 25,58 | 7 |
| 2016 | 286 | 7.613,17 | 26,62 | 7 |
| 2017 | 307 | 7.674,53 | 25,00 | 7 |
| 2018 | 346 | 8.246,00 | 23,83 | 8 |
| 2019 | 421 | 9.116,33 | 21,65 | 8 |
| 2020 | 327 | 8.620,76 | 26,36 | 8 |
| 2021 | 298 | 7.006,14 | 23,51 | 9 |
| 2022 | 198 | 4.409,97 | 22,27 | 5 |
| 2023 | 193 | 5.234,14 | 27,12 | 7 |
| 2024 | 206 | 5.512,51 | 26,76 | 7 |
| totale | 5.494 | 126.713,35 | 23,06 | 121 |