| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 103 | 1.191,38 | 11,57 | 1 |
| 2009 | 99 | 1.165,82 | 11,78 | 1 |
| 2010 | 109 | 1.836,94 | 16,85 | 2 |
| 2011 | 15 | 823,85 | 54,92 | 1 |
| 2012 | 127 | 1.337,79 | 10,53 | 2 |
| 2013 | 101 | 936,57 | 9,27 | 1 |
| 2014 | 96 | 1.282,97 | 13,36 | 1 |
| 2015 | 71 | 1.014,98 | 14,30 | 1 |
| 2016 | 88 | 1.107,34 | 12,58 | 1 |
| 2017 | 77 | 992,26 | 12,89 | 1 |
| 2018 | 266 | 7.074,19 | 26,59 | 2 |
| 2019 | 644 | 18.792,25 | 29,18 | 2 |
| 2020 | 731 | 20.468,15 | 28,00 | 2 |
| 2021 | 761 | 20.701,16 | 27,20 | 2 |
| 2022 | 750 | 20.454,66 | 27,27 | 2 |
| 2023 | 769 | 21.723,69 | 28,25 | 2 |
| 2024 | 807 | 20.841,73 | 25,83 | 2 |
| totale | 5.614 | 141.745,73 | 25,25 | 26 |