| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 215 | 5.881,66 | 27,36 | 3 |
| 2007 | 360 | 8.177,17 | 22,71 | 3 |
| 2008 | 74 | 2.141,38 | 28,94 | 2 |
| 2009 | 204 | 2.806,47 | 13,76 | 3 |
| 2010 | 283 | 4.068,25 | 14,38 | 3 |
| 2011 | 165 | 2.382,19 | 14,44 | 2 |
| 2012 | 285 | 4.358,90 | 15,29 | 3 |
| 2013 | 298 | 4.146,68 | 13,92 | 3 |
| 2014 | 328 | 5.415,45 | 16,51 | 3 |
| 2015 | 420 | 9.056,81 | 21,56 | 5 |
| 2016 | 328 | 5.345,63 | 16,30 | 4 |
| 2017 | 503 | 9.312,06 | 18,51 | 5 |
| 2018 | 490 | 9.632,15 | 19,66 | 6 |
| 2019 | 569 | 10.906,17 | 19,17 | 6 |
| 2020 | 445 | 8.433,10 | 18,95 | 5 |
| 2021 | 537 | 11.519,32 | 21,45 | 6 |
| 2022 | 692 | 16.642,65 | 24,05 | 6 |
| 2023 | 643 | 14.961,31 | 23,27 | 7 |
| 2024 | 584 | 14.696,04 | 25,16 | 8 |
| totale | 7.423 | 149.883,39 | 20,19 | 83 |