| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 32 | 546,93 | 17,09 | 1 |
| 2009 | 3 | 42,74 | 14,25 | 1 |
| 2010 | 15 | 214,96 | 14,33 | 2 |
| 2011 | 94 | 1.508,41 | 16,05 | 2 |
| 2012 | 162 | 3.012,46 | 18,60 | 4 |
| 2013 | 137 | 2.240,76 | 16,36 | 5 |
| 2014 | 101 | 1.629,84 | 16,14 | 4 |
| 2015 | 93 | 1.906,97 | 20,51 | 4 |
| 2016 | 123 | 2.345,11 | 19,07 | 4 |
| 2017 | 321 | 5.425,01 | 16,90 | 5 |
| 2018 | 274 | 4.882,07 | 17,82 | 6 |
| 2019 | 202 | 3.885,77 | 19,24 | 5 |
| 2020 | 150 | 3.078,74 | 20,52 | 5 |
| 2021 | 350 | 6.459,36 | 18,46 | 5 |
| 2022 | 551 | 10.152,61 | 18,43 | 5 |
| 2023 | 373 | 7.161,33 | 19,20 | 7 |
| 2024 | 457 | 8.215,97 | 17,98 | 7 |
| totale | 3.438 | 62.709,04 | 18,24 | 72 |