| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 497 | 10.653,16 | 21,43 | 6 |
| 2007 | 9 | 145,64 | 16,18 | 1 |
| 2008 | 5 | 103,17 | 20,63 | 1 |
| 2009 | 155 | 3.917,18 | 25,27 | 1 |
| 2010 | 138 | 3.275,90 | 23,74 | 2 |
| 2012 | 148 | 2.981,92 | 20,15 | 1 |
| 2013 | 128 | 2.927,24 | 22,87 | 2 |
| 2014 | 109 | 3.161,18 | 29,00 | 2 |
| 2015 | 131 | 4.161,38 | 31,77 | 2 |
| 2016 | 152 | 4.925,20 | 32,40 | 4 |
| 2017 | 130 | 4.609,25 | 35,46 | 3 |
| 2018 | 153 | 4.621,90 | 30,21 | 4 |
| 2019 | 158 | 4.983,99 | 31,54 | 3 |
| 2020 | 198 | 6.624,17 | 33,46 | 4 |
| 2021 | 183 | 5.722,09 | 31,27 | 4 |
| 2022 | 199 | 6.201,81 | 31,16 | 4 |
| 2023 | 191 | 5.986,88 | 31,34 | 5 |
| 2024 | 221 | 6.130,52 | 27,74 | 6 |
| totale | 2.905 | 81.132,58 | 27,93 | 55 |