| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 90 | 1.341,06 | 14,90 | 1 |
| 2009 | 20 | 381,77 | 19,09 | 1 |
| 2010 | 65 | 970,76 | 14,93 | 1 |
| 2011 | 660 | 11.158,72 | 16,91 | 1 |
| 2012 | 1.142 | 22.281,33 | 19,51 | 3 |
| 2013 | 64 | 1.106,35 | 17,29 | 2 |
| 2014 | 64 | 1.275,17 | 19,92 | 2 |
| 2015 | 92 | 1.961,07 | 21,32 | 2 |
| 2016 | 115 | 2.411,86 | 20,97 | 2 |
| 2017 | 121 | 2.576,05 | 21,29 | 2 |
| 2018 | 110 | 2.159,09 | 19,63 | 2 |
| 2019 | 99 | 1.752,76 | 17,70 | 2 |
| 2020 | 98 | 1.782,56 | 18,19 | 2 |
| 2021 | 92 | 1.539,91 | 16,74 | 2 |
| 2022 | 63 | 1.059,95 | 16,82 | 1 |
| 2023 | 62 | 1.412,37 | 22,78 | 2 |
| 2024 | 61 | 925,26 | 15,17 | 2 |
| totale | 3.018 | 56.096,04 | 18,59 | 30 |