| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 327 | 4.680,78 | 14,31 | 2 |
| 2007 | 48 | 1.600,12 | 33,34 | 1 |
| 2008 | 327 | 8.274,08 | 25,30 | 2 |
| 2009 | 527 | 12.764,38 | 24,22 | 3 |
| 2010 | 241 | 3.909,09 | 16,22 | 3 |
| 2011 | 455 | 7.139,32 | 15,69 | 4 |
| 2012 | 439 | 7.151,30 | 16,29 | 3 |
| 2013 | 273 | 3.867,98 | 14,17 | 4 |
| 2014 | 341 | 9.855,43 | 28,90 | 5 |
| 2015 | 496 | 13.062,72 | 26,34 | 7 |
| 2016 | 179 | 6.239,82 | 34,86 | 3 |
| 2017 | 178 | 5.407,93 | 30,38 | 4 |
| 2018 | 165 | 4.764,44 | 28,88 | 4 |
| 2019 | 152 | 4.425,07 | 29,11 | 4 |
| 2020 | 123 | 3.471,39 | 28,22 | 5 |
| 2021 | 115 | 3.310,75 | 28,79 | 5 |
| 2022 | 102 | 3.219,85 | 31,57 | 5 |
| 2023 | 130 | 3.620,51 | 27,85 | 6 |
| 2024 | 122 | 3.294,87 | 27,01 | 5 |
| totale | 4.740 | 110.059,83 | 23,22 | 75 |