| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 142 | 2.642,56 | 18,61 | 3 |
| 2007 | 362 | 6.597,48 | 18,23 | 2 |
| 2008 | 487 | 8.470,45 | 17,39 | 4 |
| 2009 | 492 | 8.984,27 | 18,26 | 5 |
| 2010 | 371 | 5.846,76 | 15,76 | 3 |
| 2011 | 571 | 8.937,26 | 15,65 | 4 |
| 2012 | 763 | 14.754,27 | 19,34 | 5 |
| 2013 | 1.149 | 19.670,42 | 17,12 | 6 |
| 2014 | 1.444 | 31.317,54 | 21,69 | 7 |
| 2015 | 964 | 21.831,42 | 22,65 | 6 |
| 2016 | 6.161 | 112.641,20 | 18,28 | 8 |
| 2017 | 3.585 | 66.423,07 | 18,53 | 8 |
| 2018 | 3.468 | 63.913,67 | 18,43 | 10 |
| 2019 | 1.106 | 26.526,98 | 23,98 | 9 |
| 2020 | 1.006 | 26.466,05 | 26,31 | 10 |
| 2021 | 873 | 22.058,25 | 25,27 | 9 |
| 2022 | 789 | 21.878,33 | 27,73 | 7 |
| 2023 | 927 | 23.124,56 | 24,95 | 13 |
| 2024 | 1.067 | 26.868,28 | 25,18 | 16 |
| totale | 25.727 | 518.952,82 | 20,17 | 135 |