| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1 | 12,28 | 12,28 | 1 |
| 2009 | 7 | 191,04 | 27,29 | 2 |
| 2010 | 57 | 1.052,60 | 18,47 | 2 |
| 2012 | 51 | 1.375,01 | 26,96 | 2 |
| 2013 | 57 | 1.303,81 | 22,87 | 2 |
| 2014 | 84 | 2.578,01 | 30,69 | 2 |
| 2015 | 111 | 3.623,91 | 32,65 | 2 |
| 2016 | 128 | 4.098,23 | 32,02 | 2 |
| 2017 | 112 | 3.050,83 | 27,24 | 2 |
| 2018 | 132 | 4.028,73 | 30,52 | 2 |
| 2019 | 121 | 3.677,21 | 30,39 | 2 |
| 2020 | 109 | 2.732,59 | 25,07 | 2 |
| 2021 | 102 | 2.667,28 | 26,15 | 2 |
| 2022 | 93 | 2.648,51 | 28,48 | 2 |
| 2023 | 83 | 2.297,53 | 27,68 | 2 |
| 2024 | 77 | 1.927,20 | 25,03 | 2 |
| totale | 1.325 | 37.264,77 | 28,12 | 31 |