| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 645 | 11.769,82 | 18,25 | 2 |
| 2007 | 117 | 3.500,51 | 29,92 | 1 |
| 2008 | 143 | 3.346,76 | 23,40 | 2 |
| 2009 | 248 | 5.145,27 | 20,75 | 4 |
| 2010 | 201 | 3.379,74 | 16,81 | 3 |
| 2011 | 171 | 3.193,23 | 18,67 | 1 |
| 2012 | 297 | 5.655,57 | 19,04 | 4 |
| 2013 | 358 | 6.370,22 | 17,79 | 6 |
| 2014 | 530 | 13.308,31 | 25,11 | 8 |
| 2015 | 538 | 13.178,97 | 24,50 | 8 |
| 2016 | 547 | 13.882,26 | 25,38 | 7 |
| 2017 | 551 | 15.524,33 | 28,17 | 7 |
| 2018 | 536 | 16.151,12 | 30,13 | 8 |
| 2019 | 512 | 14.171,40 | 27,68 | 8 |
| 2020 | 519 | 14.284,19 | 27,52 | 8 |
| 2021 | 479 | 12.806,62 | 26,74 | 7 |
| 2022 | 400 | 12.145,67 | 30,36 | 8 |
| 2023 | 481 | 12.848,23 | 26,71 | 10 |
| 2024 | 464 | 11.738,69 | 25,30 | 11 |
| totale | 7.737 | 192.400,91 | 24,87 | 113 |