| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 610 | 15.611,04 | 25,59 | 3 |
| 2007 | 195 | 7.656,32 | 39,26 | 1 |
| 2008 | 204 | 7.748,14 | 37,98 | 1 |
| 2009 | 313 | 12.085,63 | 38,61 | 3 |
| 2010 | 361 | 10.583,13 | 29,32 | 2 |
| 2011 | 257 | 8.198,04 | 31,90 | 2 |
| 2012 | 317 | 9.006,72 | 28,41 | 3 |
| 2013 | 316 | 10.032,60 | 31,75 | 4 |
| 2014 | 308 | 12.710,63 | 41,27 | 3 |
| 2015 | 293 | 11.453,14 | 39,09 | 4 |
| 2016 | 295 | 10.949,32 | 37,12 | 3 |
| 2017 | 298 | 10.991,01 | 36,88 | 3 |
| 2018 | 308 | 10.732,44 | 34,85 | 4 |
| 2019 | 367 | 12.567,44 | 34,24 | 4 |
| 2020 | 424 | 14.181,74 | 33,45 | 4 |
| 2021 | 466 | 15.077,24 | 32,35 | 5 |
| 2022 | 452 | 14.816,23 | 32,78 | 5 |
| 2023 | 453 | 13.493,85 | 29,79 | 8 |
| 2024 | 396 | 11.161,81 | 28,19 | 8 |
| totale | 6.633 | 219.056,47 | 33,03 | 70 |