| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 133 | 3.030,58 | 22,79 | 4 |
| 2007 | 39 | 1.471,63 | 37,73 | 2 |
| 2008 | 3 | 31,89 | 10,63 | 1 |
| 2009 | 102 | 3.465,90 | 33,98 | 3 |
| 2010 | 45 | 809,43 | 17,99 | 4 |
| 2011 | 76 | 2.278,99 | 29,99 | 2 |
| 2012 | 194 | 3.094,03 | 15,95 | 3 |
| 2013 | 348 | 5.737,78 | 16,49 | 7 |
| 2014 | 360 | 9.268,31 | 25,75 | 6 |
| 2015 | 250 | 5.739,54 | 22,96 | 4 |
| 2016 | 298 | 6.572,52 | 22,06 | 5 |
| 2017 | 354 | 8.788,53 | 24,83 | 4 |
| 2018 | 316 | 8.415,97 | 26,63 | 4 |
| 2019 | 411 | 10.097,27 | 24,57 | 5 |
| 2020 | 405 | 11.553,33 | 28,53 | 8 |
| 2021 | 480 | 12.416,53 | 25,87 | 10 |
| 2022 | 518 | 13.948,86 | 26,93 | 10 |
| 2023 | 553 | 15.583,97 | 28,18 | 11 |
| 2024 | 495 | 14.022,79 | 28,33 | 12 |
| totale | 5.380 | 136.327,85 | 25,34 | 105 |