| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 222 | 6.026,43 | 27,15 | 5 |
| 2007 | 146 | 3.773,92 | 25,85 | 3 |
| 2008 | 414 | 14.835,29 | 35,83 | 3 |
| 2009 | 626 | 22.154,43 | 35,39 | 4 |
| 2010 | 574 | 17.539,20 | 30,56 | 4 |
| 2011 | 552 | 17.066,58 | 30,92 | 3 |
| 2012 | 677 | 22.344,62 | 33,01 | 4 |
| 2013 | 1.308 | 37.506,35 | 28,67 | 5 |
| 2014 | 1.427 | 51.591,25 | 36,15 | 5 |
| 2015 | 1.317 | 46.809,34 | 35,54 | 5 |
| 2016 | 1.257 | 46.651,23 | 37,11 | 5 |
| 2017 | 1.276 | 43.596,49 | 34,17 | 4 |
| 2018 | 1.312 | 44.960,98 | 34,27 | 3 |
| 2019 | 1.256 | 41.653,06 | 33,16 | 3 |
| 2020 | 1.203 | 41.030,95 | 34,11 | 3 |
| 2021 | 1.090 | 36.849,13 | 33,81 | 3 |
| 2022 | 1.133 | 38.628,59 | 34,09 | 3 |
| 2023 | 1.118 | 37.849,38 | 33,85 | 3 |
| 2024 | 1.099 | 34.900,69 | 31,76 | 3 |
| totale | 18.007 | 605.767,91 | 33,64 | 71 |