| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 133 | 3.065,54 | 23,05 | 1 |
| 2009 | 11 | 182,18 | 16,56 | 1 |
| 2010 | 31 | 921,55 | 29,73 | 4 |
| 2011 | 16 | 1.016,99 | 63,56 | 1 |
| 2012 | 55 | 2.271,81 | 41,31 | 3 |
| 2013 | 59 | 2.688,54 | 45,57 | 3 |
| 2014 | 99 | 4.586,21 | 46,33 | 4 |
| 2015 | 82 | 4.139,04 | 50,48 | 3 |
| 2016 | 141 | 5.886,95 | 41,75 | 4 |
| 2017 | 136 | 4.728,32 | 34,77 | 4 |
| 2018 | 116 | 4.081,63 | 35,19 | 4 |
| 2019 | 50 | 1.349,46 | 26,99 | 3 |
| 2020 | 114 | 4.213,81 | 36,96 | 4 |
| 2021 | 121 | 3.473,00 | 28,70 | 4 |
| 2022 | 44 | 1.222,74 | 27,79 | 3 |
| 2023 | 52 | 1.037,19 | 19,95 | 4 |
| 2024 | 72 | 2.472,05 | 34,33 | 3 |
| totale | 1.332 | 47.337,01 | 35,54 | 53 |