| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 274 | 4.214,90 | 15,38 | 3 |
| 2007 | 129 | 2.762,35 | 21,41 | 2 |
| 2008 | 137 | 2.804,96 | 20,47 | 2 |
| 2009 | 240 | 4.603,00 | 19,18 | 3 |
| 2010 | 201 | 3.016,49 | 15,01 | 3 |
| 2011 | 195 | 3.002,00 | 15,39 | 2 |
| 2012 | 293 | 5.071,96 | 17,31 | 3 |
| 2013 | 268 | 3.661,96 | 13,66 | 3 |
| 2014 | 339 | 5.882,66 | 17,35 | 3 |
| 2015 | 352 | 6.719,73 | 19,09 | 3 |
| 2016 | 309 | 5.740,03 | 18,58 | 3 |
| 2017 | 279 | 5.284,93 | 18,94 | 3 |
| 2018 | 284 | 5.146,59 | 18,12 | 4 |
| 2019 | 258 | 6.700,88 | 25,97 | 4 |
| 2020 | 284 | 7.968,48 | 28,06 | 4 |
| 2021 | 275 | 7.079,21 | 25,74 | 4 |
| 2022 | 255 | 7.216,32 | 28,30 | 4 |
| 2023 | 260 | 5.396,45 | 20,76 | 4 |
| 2024 | 238 | 4.897,41 | 20,58 | 4 |
| totale | 4.870 | 97.170,31 | 19,95 | 61 |