| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 47 | 918,81 | 19,55 | 2 |
| 2007 | 43 | 1.274,84 | 29,65 | 2 |
| 2008 | 23 | 745,52 | 32,41 | 1 |
| 2009 | 65 | 1.887,26 | 29,03 | 2 |
| 2010 | 62 | 1.369,41 | 22,09 | 4 |
| 2011 | 19 | 287,25 | 15,12 | 2 |
| 2012 | 93 | 2.010,11 | 21,61 | 4 |
| 2013 | 80 | 2.457,16 | 30,71 | 4 |
| 2014 | 92 | 2.248,32 | 24,44 | 3 |
| 2015 | 141 | 3.953,12 | 28,04 | 5 |
| 2016 | 133 | 3.731,49 | 28,06 | 5 |
| 2017 | 112 | 3.942,47 | 35,20 | 5 |
| 2018 | 117 | 4.119,60 | 35,21 | 5 |
| 2019 | 120 | 4.044,55 | 33,70 | 5 |
| 2020 | 116 | 5.531,79 | 47,69 | 5 |
| 2021 | 94 | 3.795,74 | 40,38 | 5 |
| 2022 | 96 | 4.942,52 | 51,48 | 5 |
| 2023 | 102 | 4.873,12 | 47,78 | 6 |
| 2024 | 102 | 7.776,58 | 76,24 | 6 |
| totale | 1.657 | 59.909,66 | 36,16 | 76 |