| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 111 | 2.419,20 | 21,79 | 2 |
| 2007 | 11 | 272,55 | 24,78 | 1 |
| 2008 | 22 | 387,07 | 17,59 | 2 |
| 2009 | 46 | 579,19 | 12,59 | 1 |
| 2010 | 42 | 709,00 | 16,88 | 1 |
| 2011 | 3 | 73,57 | 24,52 | 1 |
| 2012 | 35 | 577,02 | 16,49 | 3 |
| 2013 | 32 | 553,65 | 17,30 | 2 |
| 2014 | 23 | 360,06 | 15,65 | 1 |
| 2015 | 78 | 1.457,45 | 18,69 | 2 |
| 2016 | 139 | 3.537,35 | 25,45 | 4 |
| 2017 | 116 | 2.569,78 | 22,15 | 5 |
| 2018 | 94 | 2.120,86 | 22,56 | 5 |
| 2019 | 106 | 2.246,16 | 21,19 | 5 |
| 2020 | 103 | 2.153,84 | 20,91 | 5 |
| 2021 | 50 | 1.091,11 | 21,82 | 5 |
| 2022 | 67 | 1.605,92 | 23,97 | 3 |
| 2023 | 74 | 1.672,56 | 22,60 | 7 |
| 2024 | 89 | 2.201,47 | 24,74 | 8 |
| totale | 1.241 | 26.587,81 | 21,42 | 63 |