| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 858 | 14.878,86 | 17,34 | 6 |
| 2007 | 212 | 4.304,08 | 20,30 | 5 |
| 2008 | 340 | 8.054,63 | 23,69 | 9 |
| 2009 | 383 | 8.095,81 | 21,14 | 8 |
| 2010 | 442 | 8.993,30 | 20,35 | 8 |
| 2011 | 86 | 1.132,06 | 13,16 | 3 |
| 2012 | 267 | 5.335,03 | 19,98 | 7 |
| 2013 | 368 | 7.735,31 | 21,02 | 9 |
| 2014 | 501 | 11.512,57 | 22,98 | 8 |
| 2015 | 469 | 11.644,31 | 24,83 | 9 |
| 2016 | 707 | 16.887,26 | 23,89 | 13 |
| 2017 | 757 | 18.039,86 | 23,83 | 13 |
| 2018 | 709 | 15.637,12 | 22,06 | 14 |
| 2019 | 757 | 16.141,50 | 21,32 | 14 |
| 2020 | 733 | 16.191,64 | 22,09 | 16 |
| 2021 | 491 | 11.429,66 | 23,28 | 18 |
| 2022 | 549 | 19.907,04 | 36,26 | 17 |
| 2023 | 694 | 20.191,75 | 29,09 | 20 |
| 2024 | 721 | 19.101,82 | 26,49 | 20 |
| totale | 10.044 | 235.213,61 | 23,42 | 217 |