| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 176 | 2.381,88 | 13,53 | 1 |
| 2007 | 8 | 230,85 | 28,86 | 1 |
| 2008 | 13 | 515,20 | 39,63 | 2 |
| 2009 | 62 | 1.655,30 | 26,70 | 4 |
| 2010 | 51 | 1.321,56 | 25,91 | 2 |
| 2011 | 12 | 359,66 | 29,97 | 1 |
| 2012 | 47 | 1.036,39 | 22,05 | 2 |
| 2013 | 57 | 1.341,36 | 23,53 | 1 |
| 2014 | 68 | 2.127,13 | 31,28 | 2 |
| 2015 | 63 | 1.811,63 | 28,76 | 2 |
| 2016 | 61 | 4.611,20 | 75,59 | 2 |
| 2017 | 57 | 1.686,65 | 29,59 | 2 |
| 2018 | 53 | 8.332,46 | 157,22 | 2 |
| 2019 | 57 | 4.666,49 | 81,87 | 2 |
| 2020 | 64 | 9.307,86 | 145,44 | 2 |
| 2021 | 75 | 7.921,58 | 105,62 | 3 |
| 2022 | 79 | 4.801,74 | 60,78 | 4 |
| 2023 | 75 | 5.471,62 | 72,95 | 4 |
| 2024 | 90 | 3.679,16 | 40,88 | 4 |
| totale | 1.168 | 63.259,72 | 54,16 | 43 |