| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 69 | 1.133,39 | 16,43 | 1 |
| 2007 | 7 | 139,49 | 19,93 | 1 |
| 2008 | 17 | 308,20 | 18,13 | 1 |
| 2009 | 40 | 636,57 | 15,91 | 1 |
| 2010 | 40 | 646,54 | 16,16 | 1 |
| 2011 | 10 | 104,04 | 10,40 | 1 |
| 2012 | 92 | 1.257,59 | 13,67 | 3 |
| 2013 | 167 | 2.139,82 | 12,81 | 3 |
| 2014 | 166 | 2.960,69 | 17,84 | 2 |
| 2015 | 158 | 2.684,71 | 16,99 | 2 |
| 2016 | 186 | 3.688,09 | 19,83 | 3 |
| 2017 | 174 | 3.353,48 | 19,27 | 3 |
| 2018 | 185 | 3.757,41 | 20,31 | 3 |
| 2019 | 185 | 3.456,11 | 18,68 | 3 |
| 2020 | 170 | 3.701,77 | 21,78 | 3 |
| 2021 | 172 | 3.949,96 | 22,96 | 3 |
| 2022 | 167 | 3.834,43 | 22,96 | 3 |
| 2023 | 173 | 4.332,71 | 25,04 | 3 |
| 2024 | 179 | 6.130,65 | 34,25 | 4 |
| totale | 2.357 | 48.215,65 | 20,46 | 44 |