| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 436 | 9.436,39 | 21,64 | 4 |
| 2007 | 100 | 3.062,83 | 30,63 | 3 |
| 2008 | 6 | 242,70 | 40,45 | 1 |
| 2009 | 666 | 17.110,28 | 25,69 | 4 |
| 2010 | 633 | 14.099,27 | 22,27 | 6 |
| 2011 | 536 | 11.059,44 | 20,63 | 3 |
| 2012 | 430 | 11.580,29 | 26,93 | 6 |
| 2013 | 458 | 10.895,28 | 23,79 | 5 |
| 2014 | 429 | 12.468,52 | 29,06 | 4 |
| 2015 | 626 | 17.052,27 | 27,24 | 6 |
| 2016 | 404 | 13.354,82 | 33,06 | 6 |
| 2017 | 339 | 10.532,06 | 31,07 | 5 |
| 2018 | 263 | 7.435,14 | 28,27 | 4 |
| 2019 | 249 | 5.991,97 | 24,06 | 3 |
| 2020 | 181 | 4.966,03 | 27,44 | 3 |
| 2021 | 252 | 6.074,87 | 24,11 | 3 |
| 2022 | 224 | 5.504,62 | 24,57 | 3 |
| 2023 | 209 | 4.984,60 | 23,85 | 3 |
| 2024 | 211 | 4.466,37 | 21,17 | 4 |
| totale | 6.652 | 170.317,75 | 25,60 | 76 |