| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 13 | 170,14 | 13,09 | 1 |
| 2008 | 233 | 8.107,75 | 34,80 | 1 |
| 2009 | 234 | 8.202,21 | 35,05 | 2 |
| 2010 | 247 | 9.089,98 | 36,80 | 2 |
| 2011 | 282 | 8.675,82 | 30,77 | 1 |
| 2012 | 230 | 6.355,39 | 27,63 | 2 |
| 2013 | 273 | 5.612,37 | 20,56 | 2 |
| 2014 | 285 | 8.063,05 | 28,29 | 2 |
| 2015 | 195 | 5.670,67 | 29,08 | 2 |
| 2016 | 253 | 6.217,95 | 24,58 | 2 |
| 2017 | 163 | 4.719,50 | 28,95 | 2 |
| 2018 | 187 | 6.419,67 | 34,33 | 2 |
| 2019 | 156 | 7.476,93 | 47,93 | 2 |
| 2020 | 152 | 8.746,00 | 57,54 | 2 |
| 2021 | 145 | 4.127,01 | 28,46 | 3 |
| 2022 | 110 | 2.784,27 | 25,31 | 4 |
| 2023 | 82 | 1.924,10 | 23,46 | 3 |
| 2024 | 82 | 2.062,00 | 25,15 | 3 |
| totale | 3.322 | 104.424,81 | 31,43 | 38 |