| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 49 | 864,79 | 17,65 | 1 |
| 2008 | 15 | 393,90 | 26,26 | 1 |
| 2009 | 163 | 3.962,42 | 24,31 | 3 |
| 2010 | 172 | 3.931,15 | 22,86 | 3 |
| 2011 | 128 | 3.327,48 | 26,00 | 2 |
| 2012 | 103 | 2.317,82 | 22,50 | 3 |
| 2013 | 96 | 2.380,91 | 24,80 | 3 |
| 2014 | 87 | 2.642,00 | 30,37 | 3 |
| 2015 | 79 | 2.012,43 | 25,47 | 3 |
| 2016 | 44 | 919,86 | 20,91 | 3 |
| 2017 | 42 | 831,12 | 19,79 | 3 |
| 2018 | 35 | 640,09 | 18,29 | 3 |
| 2019 | 33 | 752,25 | 22,80 | 3 |
| 2020 | 32 | 892,38 | 27,89 | 3 |
| 2021 | 46 | 2.147,02 | 46,67 | 3 |
| 2022 | 41 | 1.573,32 | 38,37 | 3 |
| 2023 | 34 | 938,66 | 27,61 | 3 |
| 2024 | 27 | 677,09 | 25,08 | 3 |
| totale | 1.226 | 31.204,69 | 25,45 | 49 |