| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 181 | 3.477,57 | 19,21 | 3 |
| 2007 | 325 | 7.090,83 | 21,82 | 2 |
| 2008 | 327 | 6.752,88 | 20,65 | 2 |
| 2009 | 349 | 7.706,42 | 22,08 | 3 |
| 2010 | 380 | 7.258,52 | 19,10 | 3 |
| 2011 | 346 | 6.672,84 | 19,29 | 4 |
| 2012 | 326 | 5.999,96 | 18,40 | 5 |
| 2013 | 71 | 1.820,81 | 25,65 | 3 |
| 2014 | 99 | 2.083,31 | 21,04 | 2 |
| 2015 | 146 | 4.011,79 | 27,48 | 3 |
| 2016 | 159 | 5.273,48 | 33,17 | 4 |
| 2017 | 83 | 2.591,74 | 31,23 | 3 |
| 2018 | 138 | 4.764,62 | 34,53 | 5 |
| 2019 | 118 | 3.677,16 | 31,16 | 4 |
| 2020 | 117 | 3.893,33 | 33,28 | 4 |
| 2021 | 164 | 5.254,86 | 32,04 | 5 |
| 2022 | 91 | 2.834,69 | 31,15 | 3 |
| 2023 | 115 | 3.836,74 | 33,36 | 6 |
| 2024 | 121 | 3.206,05 | 26,50 | 6 |
| totale | 3.656 | 88.207,60 | 24,13 | 70 |