| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 534 | 8.940,00 | 16,74 | 1 |
| 2008 | 50 | 1.891,43 | 37,83 | 1 |
| 2009 | 218 | 4.630,00 | 21,24 | 2 |
| 2010 | 350 | 6.220,80 | 17,77 | 2 |
| 2011 | 185 | 3.795,22 | 20,51 | 1 |
| 2012 | 331 | 6.390,54 | 19,31 | 3 |
| 2013 | 457 | 8.476,84 | 18,55 | 3 |
| 2014 | 426 | 9.872,64 | 23,18 | 4 |
| 2015 | 423 | 10.439,93 | 24,68 | 4 |
| 2016 | 426 | 11.317,16 | 26,57 | 5 |
| 2017 | 497 | 14.562,80 | 29,30 | 5 |
| 2018 | 640 | 17.388,27 | 27,17 | 4 |
| 2019 | 334 | 7.736,58 | 23,16 | 3 |
| 2020 | 340 | 8.739,78 | 25,71 | 3 |
| 2021 | 793 | 20.045,02 | 25,28 | 5 |
| 2022 | 602 | 16.185,48 | 26,89 | 5 |
| 2023 | 703 | 18.881,20 | 26,86 | 4 |
| 2024 | 748 | 19.200,36 | 25,67 | 4 |
| totale | 8.057 | 194.714,05 | 24,17 | 59 |