| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 212 | 4.938,32 | 23,29 | 2 |
| 2007 | 160 | 4.532,87 | 28,33 | 4 |
| 2008 | 210 | 5.486,66 | 26,13 | 6 |
| 2009 | 201 | 6.262,27 | 31,16 | 4 |
| 2010 | 221 | 6.036,12 | 27,31 | 5 |
| 2011 | 47 | 1.162,09 | 24,73 | 3 |
| 2012 | 242 | 6.861,60 | 28,35 | 6 |
| 2013 | 247 | 6.819,42 | 27,61 | 4 |
| 2014 | 253 | 8.216,99 | 32,48 | 5 |
| 2015 | 273 | 9.120,73 | 33,41 | 7 |
| 2016 | 263 | 10.349,75 | 39,35 | 7 |
| 2017 | 273 | 9.373,25 | 34,33 | 7 |
| 2018 | 288 | 10.105,58 | 35,09 | 6 |
| 2019 | 323 | 12.119,52 | 37,52 | 6 |
| 2020 | 325 | 13.350,24 | 41,08 | 7 |
| 2021 | 322 | 13.067,75 | 40,58 | 7 |
| 2022 | 332 | 13.333,46 | 40,16 | 7 |
| 2023 | 346 | 13.894,08 | 40,16 | 9 |
| 2024 | 378 | 15.216,55 | 40,26 | 9 |
| totale | 4.916 | 170.247,25 | 34,63 | 111 |