| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 266 | 5.516,42 | 20,74 | 2 |
| 2007 | 1 | 16,15 | 16,15 | 1 |
| 2008 | 4 | 69,24 | 17,31 | 1 |
| 2009 | 125 | 2.646,61 | 21,17 | 2 |
| 2010 | 97 | 1.472,43 | 15,18 | 1 |
| 2012 | 84 | 1.289,13 | 15,35 | 1 |
| 2013 | 74 | 1.162,11 | 15,70 | 1 |
| 2014 | 110 | 2.763,00 | 25,12 | 2 |
| 2015 | 102 | 2.269,16 | 22,25 | 2 |
| 2016 | 105 | 2.472,02 | 23,54 | 2 |
| 2017 | 121 | 2.626,63 | 21,71 | 2 |
| 2018 | 128 | 2.812,96 | 21,98 | 2 |
| 2019 | 116 | 2.577,35 | 22,22 | 2 |
| 2020 | 103 | 2.672,95 | 25,95 | 2 |
| 2021 | 104 | 3.765,61 | 36,21 | 2 |
| 2022 | 97 | 3.505,79 | 36,14 | 3 |
| 2023 | 106 | 3.628,44 | 34,23 | 4 |
| 2024 | 130 | 3.448,71 | 26,53 | 5 |
| totale | 1.873 | 44.714,71 | 23,87 | 37 |