| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 152 | 3.429,02 | 22,56 | 1 |
| 2008 | 15 | 410,41 | 27,36 | 1 |
| 2009 | 114 | 2.326,60 | 20,41 | 2 |
| 2010 | 131 | 2.602,19 | 19,86 | 3 |
| 2011 | 217 | 5.273,89 | 24,30 | 2 |
| 2012 | 358 | 8.796,72 | 24,57 | 3 |
| 2013 | 330 | 7.771,65 | 23,55 | 3 |
| 2014 | 359 | 10.373,81 | 28,90 | 4 |
| 2015 | 327 | 10.272,06 | 31,41 | 4 |
| 2016 | 335 | 9.222,03 | 27,53 | 4 |
| 2017 | 363 | 9.769,57 | 26,91 | 4 |
| 2018 | 420 | 12.147,11 | 28,92 | 5 |
| 2019 | 458 | 11.619,79 | 25,37 | 5 |
| 2020 | 494 | 15.822,65 | 32,03 | 6 |
| 2021 | 551 | 13.784,13 | 25,02 | 7 |
| 2022 | 598 | 15.615,44 | 26,11 | 8 |
| 2023 | 621 | 15.914,58 | 25,63 | 8 |
| 2024 | 606 | 14.664,10 | 24,20 | 8 |
| totale | 6.449 | 169.815,75 | 26,33 | 78 |