| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 180 | 7.627,67 | 42,38 | 3 |
| 2007 | 39 | 1.241,65 | 31,84 | 3 |
| 2008 | 204 | 5.147,71 | 25,23 | 3 |
| 2009 | 884 | 21.140,22 | 23,91 | 7 |
| 2010 | 1.165 | 20.922,45 | 17,96 | 9 |
| 2011 | 1.071 | 16.973,88 | 15,85 | 7 |
| 2012 | 727 | 17.039,30 | 23,44 | 7 |
| 2013 | 915 | 19.972,68 | 21,83 | 6 |
| 2014 | 526 | 15.806,55 | 30,05 | 9 |
| 2015 | 642 | 16.845,79 | 26,24 | 9 |
| 2016 | 772 | 20.128,93 | 26,07 | 8 |
| 2017 | 776 | 22.063,74 | 28,43 | 10 |
| 2018 | 806 | 20.201,50 | 25,06 | 10 |
| 2019 | 809 | 20.095,63 | 24,84 | 10 |
| 2020 | 779 | 21.753,49 | 27,92 | 11 |
| 2021 | 803 | 22.033,34 | 27,44 | 11 |
| 2022 | 975 | 27.798,27 | 28,51 | 10 |
| 2023 | 1.044 | 33.007,00 | 31,62 | 17 |
| 2024 | 940 | 25.814,01 | 27,46 | 17 |
| totale | 14.057 | 355.613,81 | 25,30 | 167 |