| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 209 | 6.250,29 | 29,91 | 3 |
| 2007 | 167 | 4.000,24 | 23,95 | 2 |
| 2008 | 20 | 415,79 | 20,79 | 1 |
| 2009 | 88 | 1.965,34 | 22,33 | 3 |
| 2010 | 150 | 2.883,90 | 19,23 | 3 |
| 2011 | 7 | 116,64 | 16,66 | 1 |
| 2012 | 341 | 6.922,97 | 20,30 | 3 |
| 2013 | 612 | 10.570,16 | 17,27 | 5 |
| 2014 | 1.003 | 18.866,27 | 18,81 | 5 |
| 2015 | 859 | 16.498,66 | 19,21 | 5 |
| 2016 | 680 | 14.252,65 | 20,96 | 5 |
| 2017 | 535 | 10.435,49 | 19,51 | 5 |
| 2018 | 410 | 8.317,36 | 20,29 | 5 |
| 2019 | 364 | 7.568,14 | 20,79 | 5 |
| 2020 | 358 | 7.523,25 | 21,01 | 5 |
| 2021 | 314 | 7.208,24 | 22,96 | 5 |
| 2022 | 243 | 5.850,86 | 24,08 | 4 |
| 2023 | 211 | 4.730,43 | 22,42 | 4 |
| 2024 | 281 | 5.759,91 | 20,50 | 5 |
| totale | 6.852 | 140.136,59 | 20,45 | 74 |