| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 529 | 8.371,37 | 15,82 | 2 |
| 2007 | 379 | 6.227,97 | 16,43 | 2 |
| 2008 | 449 | 6.566,05 | 14,62 | 2 |
| 2009 | 901 | 16.247,77 | 18,03 | 4 |
| 2010 | 660 | 9.247,28 | 14,01 | 4 |
| 2011 | 1.273 | 25.216,93 | 19,81 | 5 |
| 2012 | 703 | 10.790,88 | 15,35 | 5 |
| 2013 | 1.462 | 22.394,51 | 15,32 | 6 |
| 2014 | 1.268 | 24.751,55 | 19,52 | 5 |
| 2015 | 1.110 | 22.957,09 | 20,68 | 7 |
| 2016 | 627 | 12.711,87 | 20,27 | 4 |
| 2017 | 754 | 13.408,48 | 17,78 | 6 |
| 2018 | 705 | 15.373,18 | 21,81 | 6 |
| 2019 | 650 | 13.414,57 | 20,64 | 6 |
| 2020 | 631 | 14.160,42 | 22,44 | 7 |
| 2021 | 665 | 12.617,14 | 18,97 | 7 |
| 2022 | 787 | 15.546,88 | 19,75 | 6 |
| 2023 | 774 | 13.427,24 | 17,35 | 6 |
| 2024 | 776 | 13.989,00 | 18,03 | 8 |
| totale | 15.103 | 277.420,18 | 18,37 | 98 |