| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 180 | 3.758,75 | 20,88 | 2 |
| 2007 | 21 | 419,92 | 20,00 | 1 |
| 2008 | 14 | 286,99 | 20,50 | 1 |
| 2009 | 49 | 1.491,77 | 30,44 | 2 |
| 2010 | 61 | 1.516,86 | 24,87 | 2 |
| 2011 | 7 | 94,87 | 13,55 | 1 |
| 2012 | 79 | 2.495,16 | 31,58 | 3 |
| 2013 | 109 | 2.969,90 | 27,25 | 4 |
| 2014 | 150 | 5.173,04 | 34,49 | 2 |
| 2015 | 93 | 3.847,22 | 41,37 | 3 |
| 2016 | 145 | 4.414,64 | 30,45 | 4 |
| 2017 | 168 | 5.303,84 | 31,57 | 4 |
| 2018 | 176 | 5.804,65 | 32,98 | 4 |
| 2019 | 173 | 5.364,18 | 31,01 | 4 |
| 2020 | 160 | 5.342,92 | 33,39 | 4 |
| 2021 | 161 | 5.224,53 | 32,45 | 4 |
| 2022 | 162 | 5.305,08 | 32,75 | 4 |
| 2023 | 167 | 4.435,77 | 26,56 | 3 |
| 2024 | 186 | 5.260,35 | 28,28 | 4 |
| totale | 2.261 | 68.510,44 | 30,30 | 56 |