| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 549 | 14.594,94 | 26,58 | 3 |
| 2007 | 392 | 12.326,57 | 31,45 | 2 |
| 2008 | 363 | 9.704,67 | 26,73 | 2 |
| 2009 | 364 | 9.772,86 | 26,85 | 4 |
| 2010 | 198 | 3.635,30 | 18,36 | 3 |
| 2011 | 139 | 2.458,24 | 17,69 | 1 |
| 2012 | 200 | 3.510,78 | 17,55 | 3 |
| 2013 | 208 | 3.581,09 | 17,22 | 3 |
| 2014 | 192 | 4.188,49 | 21,82 | 3 |
| 2015 | 185 | 4.749,39 | 25,67 | 3 |
| 2016 | 190 | 4.688,39 | 24,68 | 3 |
| 2017 | 182 | 3.853,87 | 21,18 | 3 |
| 2018 | 173 | 5.026,56 | 29,06 | 3 |
| 2019 | 180 | 5.716,92 | 31,76 | 3 |
| 2020 | 170 | 4.309,94 | 25,35 | 3 |
| 2021 | 153 | 3.537,03 | 23,12 | 3 |
| 2022 | 139 | 3.603,21 | 25,92 | 3 |
| 2023 | 132 | 3.539,51 | 26,81 | 3 |
| 2024 | 136 | 3.850,78 | 28,31 | 3 |
| totale | 4.245 | 106.648,54 | 25,12 | 54 |