| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 3 | 71,55 | 23,85 | 1 |
| 2009 | 91 | 1.434,10 | 15,76 | 3 |
| 2010 | 164 | 2.326,17 | 14,18 | 3 |
| 2011 | 172 | 2.049,79 | 11,92 | 2 |
| 2012 | 101 | 1.550,62 | 15,35 | 3 |
| 2013 | 164 | 2.413,76 | 14,72 | 3 |
| 2014 | 199 | 3.346,30 | 16,82 | 4 |
| 2015 | 210 | 3.773,82 | 17,97 | 3 |
| 2016 | 183 | 3.211,17 | 17,55 | 4 |
| 2017 | 168 | 2.711,61 | 16,14 | 2 |
| 2018 | 140 | 2.029,08 | 14,49 | 4 |
| 2019 | 132 | 1.910,44 | 14,47 | 4 |
| 2020 | 107 | 1.730,21 | 16,17 | 4 |
| 2021 | 103 | 1.781,71 | 17,30 | 4 |
| 2022 | 56 | 863,30 | 15,42 | 3 |
| 2023 | 57 | 754,64 | 13,24 | 3 |
| 2024 | 165 | 2.980,18 | 18,06 | 4 |
| totale | 2.215 | 34.938,45 | 15,77 | 54 |