| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 286 | 5.049,22 | 17,65 | 2 |
| 2007 | 208 | 4.417,24 | 21,24 | 2 |
| 2008 | 176 | 3.579,12 | 20,34 | 1 |
| 2009 | 43 | 518,09 | 12,05 | 2 |
| 2010 | 164 | 2.758,25 | 16,82 | 2 |
| 2011 | 119 | 1.903,66 | 16,00 | 1 |
| 2012 | 146 | 2.548,44 | 17,46 | 2 |
| 2013 | 248 | 3.990,80 | 16,09 | 3 |
| 2014 | 10 | 281,77 | 28,18 | 1 |
| 2015 | 186 | 4.207,75 | 22,62 | 2 |
| 2016 | 55 | 1.303,71 | 23,70 | 2 |
| 2017 | 237 | 4.745,25 | 20,02 | 3 |
| 2018 | 318 | 6.998,84 | 22,01 | 5 |
| 2019 | 233 | 4.811,00 | 20,65 | 4 |
| 2020 | 312 | 7.303,23 | 23,41 | 5 |
| 2021 | 409 | 9.921,44 | 24,26 | 7 |
| 2022 | 251 | 6.162,76 | 24,55 | 7 |
| 2023 | 266 | 5.855,11 | 22,01 | 8 |
| 2024 | 334 | 6.933,73 | 20,76 | 8 |
| totale | 4.001 | 83.289,41 | 20,82 | 67 |