| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 965 | 29.459,72 | 30,53 | 2 |
| 2007 | 818 | 31.162,12 | 38,10 | 2 |
| 2008 | 877 | 35.701,42 | 40,71 | 2 |
| 2009 | 801 | 30.473,60 | 38,04 | 3 |
| 2010 | 715 | 25.782,66 | 36,06 | 2 |
| 2011 | 755 | 27.935,33 | 37,00 | 2 |
| 2012 | 755 | 26.520,76 | 35,13 | 3 |
| 2013 | 707 | 23.922,94 | 33,84 | 3 |
| 2014 | 653 | 26.896,87 | 41,19 | 3 |
| 2015 | 592 | 26.296,12 | 44,42 | 3 |
| 2016 | 582 | 24.748,83 | 42,52 | 4 |
| 2017 | 135 | 4.992,66 | 36,98 | 3 |
| 2018 | 171 | 5.801,74 | 33,93 | 4 |
| 2019 | 233 | 9.370,81 | 40,22 | 5 |
| 2020 | 201 | 8.178,24 | 40,69 | 6 |
| 2021 | 195 | 7.445,53 | 38,18 | 6 |
| 2022 | 185 | 7.187,34 | 38,85 | 5 |
| 2023 | 239 | 10.059,03 | 42,09 | 5 |
| 2024 | 241 | 7.894,75 | 32,76 | 6 |
| totale | 9.820 | 369.830,47 | 37,66 | 69 |