| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 22 | 355,57 | 16,16 | 1 |
| 2009 | 120 | 1.567,12 | 13,06 | 1 |
| 2010 | 98 | 1.281,23 | 13,07 | 1 |
| 2012 | 90 | 1.879,99 | 20,89 | 1 |
| 2013 | 91 | 1.604,92 | 17,64 | 2 |
| 2014 | 70 | 1.281,90 | 18,31 | 1 |
| 2015 | 76 | 1.482,44 | 19,51 | 1 |
| 2016 | 55 | 912,54 | 16,59 | 1 |
| 2017 | 56 | 941,58 | 16,81 | 1 |
| 2018 | 95 | 1.988,06 | 20,93 | 1 |
| 2019 | 87 | 1.527,69 | 17,56 | 1 |
| 2020 | 106 | 2.346,09 | 22,13 | 4 |
| 2021 | 84 | 1.829,01 | 21,77 | 4 |
| 2022 | 66 | 1.396,52 | 21,16 | 4 |
| 2023 | 149 | 4.349,18 | 29,19 | 5 |
| 2024 | 266 | 7.899,10 | 29,70 | 6 |
| totale | 1.531 | 32.642,94 | 21,32 | 35 |