| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 35 | 814,33 | 23,27 | 1 |
| 2009 | 146 | 3.437,63 | 23,55 | 2 |
| 2010 | 151 | 3.380,00 | 22,38 | 2 |
| 2011 | 141 | 3.069,71 | 21,77 | 1 |
| 2012 | 46 | 870,91 | 18,93 | 2 |
| 2013 | 124 | 2.673,42 | 21,56 | 3 |
| 2014 | 552 | 20.741,72 | 37,58 | 3 |
| 2015 | 488 | 18.269,58 | 37,44 | 3 |
| 2016 | 532 | 21.037,93 | 39,54 | 4 |
| 2017 | 378 | 16.945,55 | 44,83 | 4 |
| 2018 | 360 | 15.392,97 | 42,76 | 4 |
| 2019 | 351 | 13.720,60 | 39,09 | 4 |
| 2020 | 310 | 12.888,18 | 41,57 | 4 |
| 2021 | 300 | 12.091,14 | 40,30 | 4 |
| 2022 | 421 | 14.103,57 | 33,50 | 4 |
| 2023 | 401 | 12.926,03 | 32,23 | 4 |
| 2024 | 361 | 12.746,24 | 35,31 | 4 |
| totale | 5.097 | 185.109,51 | 36,32 | 53 |