| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 352 | 7.221,91 | 20,52 | 4 |
| 2007 | 130 | 3.156,21 | 24,28 | 2 |
| 2008 | 117 | 2.836,46 | 24,24 | 2 |
| 2009 | 179 | 5.156,27 | 28,81 | 3 |
| 2010 | 208 | 4.490,30 | 21,59 | 3 |
| 2011 | 119 | 1.939,62 | 16,30 | 2 |
| 2012 | 148 | 3.176,61 | 21,46 | 3 |
| 2013 | 198 | 3.897,71 | 19,69 | 4 |
| 2014 | 185 | 4.593,31 | 24,83 | 3 |
| 2015 | 231 | 5.258,18 | 22,76 | 4 |
| 2016 | 270 | 6.525,04 | 24,17 | 4 |
| 2017 | 195 | 4.908,09 | 25,17 | 3 |
| 2018 | 147 | 4.198,20 | 28,56 | 3 |
| 2019 | 147 | 3.930,45 | 26,74 | 4 |
| 2020 | 126 | 3.781,13 | 30,01 | 4 |
| 2021 | 148 | 4.111,08 | 27,78 | 4 |
| 2022 | 127 | 3.455,09 | 27,21 | 3 |
| 2023 | 110 | 2.679,96 | 24,36 | 4 |
| 2024 | 120 | 3.460,85 | 28,84 | 4 |
| totale | 3.257 | 78.776,47 | 24,19 | 63 |