| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 326 | 4.778,45 | 14,66 | 3 |
| 2007 | 126 | 2.888,57 | 22,93 | 3 |
| 2008 | 102 | 2.223,76 | 21,80 | 2 |
| 2009 | 166 | 3.028,95 | 18,25 | 3 |
| 2010 | 181 | 2.710,84 | 14,98 | 3 |
| 2011 | 86 | 1.384,50 | 16,10 | 2 |
| 2012 | 218 | 3.423,46 | 15,70 | 3 |
| 2013 | 220 | 3.362,41 | 15,28 | 3 |
| 2014 | 201 | 4.030,66 | 20,05 | 2 |
| 2015 | 230 | 4.240,73 | 18,44 | 3 |
| 2016 | 225 | 4.202,46 | 18,68 | 3 |
| 2017 | 205 | 4.547,98 | 22,19 | 3 |
| 2018 | 198 | 4.007,40 | 20,24 | 3 |
| 2019 | 239 | 5.620,75 | 23,52 | 4 |
| 2020 | 232 | 5.108,87 | 22,02 | 5 |
| 2021 | 227 | 4.670,59 | 20,58 | 5 |
| 2022 | 227 | 4.900,11 | 21,59 | 4 |
| 2023 | 131 | 3.434,84 | 26,22 | 1 |
| 2024 | 0 | 0,00 | 0,00 | 1 |
| totale | 3.540 | 68.565,33 | 19,37 | 56 |