| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 152 | 3.959,19 | 26,05 | 1 |
| 2007 | 145 | 5.073,61 | 34,99 | 1 |
| 2008 | 158 | 6.542,41 | 41,41 | 1 |
| 2009 | 128 | 6.196,60 | 48,41 | 3 |
| 2010 | 146 | 5.310,30 | 36,37 | 3 |
| 2011 | 99 | 4.128,22 | 41,70 | 1 |
| 2012 | 89 | 3.440,31 | 38,66 | 2 |
| 2013 | 129 | 4.353,50 | 33,75 | 4 |
| 2014 | 96 | 4.199,17 | 43,74 | 4 |
| 2015 | 127 | 5.004,81 | 39,41 | 4 |
| 2016 | 114 | 4.423,55 | 38,80 | 4 |
| 2017 | 115 | 5.705,17 | 49,61 | 4 |
| 2018 | 114 | 5.077,29 | 44,54 | 4 |
| 2019 | 113 | 5.488,21 | 48,57 | 4 |
| 2020 | 105 | 5.193,46 | 49,46 | 4 |
| 2021 | 104 | 4.700,68 | 45,20 | 4 |
| 2022 | 96 | 3.434,69 | 35,78 | 2 |
| 2023 | 109 | 3.920,59 | 35,97 | 4 |
| 2024 | 106 | 3.844,83 | 36,27 | 5 |
| totale | 2.245 | 89.996,59 | 40,09 | 59 |