| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 433 | 5.933,69 | 13,70 | 2 |
| 2007 | 127 | 1.967,86 | 15,49 | 1 |
| 2008 | 85 | 3.057,93 | 35,98 | 1 |
| 2009 | 410 | 7.474,99 | 18,23 | 4 |
| 2010 | 305 | 3.654,13 | 11,98 | 2 |
| 2011 | 272 | 4.070,90 | 14,97 | 3 |
| 2012 | 707 | 10.833,46 | 15,32 | 5 |
| 2013 | 557 | 7.011,81 | 12,59 | 3 |
| 2014 | 691 | 12.292,62 | 17,79 | 6 |
| 2015 | 612 | 10.421,32 | 17,03 | 7 |
| 2016 | 615 | 11.940,08 | 19,41 | 8 |
| 2017 | 639 | 12.543,50 | 19,63 | 8 |
| 2018 | 485 | 9.638,00 | 19,87 | 9 |
| 2019 | 426 | 8.385,41 | 19,68 | 8 |
| 2020 | 495 | 9.264,63 | 18,72 | 8 |
| 2021 | 736 | 14.188,22 | 19,28 | 9 |
| 2022 | 860 | 19.607,11 | 22,80 | 8 |
| 2023 | 776 | 16.560,29 | 21,34 | 9 |
| 2024 | 938 | 18.914,87 | 20,17 | 9 |
| totale | 10.169 | 187.760,82 | 18,46 | 110 |