| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 204 | 3.064,16 | 15,02 | 1 |
| 2008 | 18 | 444,41 | 24,69 | 1 |
| 2009 | 172 | 2.639,96 | 15,35 | 3 |
| 2010 | 91 | 1.307,77 | 14,37 | 2 |
| 2011 | 20 | 461,26 | 23,06 | 1 |
| 2012 | 116 | 1.787,14 | 15,41 | 2 |
| 2013 | 94 | 1.651,43 | 17,57 | 2 |
| 2014 | 84 | 1.814,75 | 21,60 | 2 |
| 2015 | 88 | 1.728,91 | 19,65 | 2 |
| 2016 | 80 | 1.642,39 | 20,53 | 2 |
| 2017 | 66 | 1.703,66 | 25,81 | 2 |
| 2018 | 61 | 1.439,97 | 23,61 | 2 |
| 2019 | 61 | 1.525,36 | 25,01 | 2 |
| 2020 | 74 | 1.664,49 | 22,49 | 2 |
| 2021 | 68 | 2.723,97 | 40,06 | 3 |
| 2022 | 83 | 2.323,14 | 27,99 | 3 |
| 2023 | 93 | 3.174,20 | 34,13 | 3 |
| 2024 | 96 | 3.141,70 | 32,73 | 3 |
| totale | 1.569 | 34.238,67 | 21,82 | 38 |