| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 544 | 15.671,09 | 28,81 | 3 |
| 2007 | 154 | 4.988,10 | 32,39 | 2 |
| 2008 | 118 | 4.080,05 | 34,58 | 2 |
| 2009 | 274 | 10.805,92 | 39,44 | 4 |
| 2010 | 309 | 9.770,92 | 31,62 | 4 |
| 2011 | 192 | 5.562,41 | 28,97 | 2 |
| 2012 | 290 | 10.307,35 | 35,54 | 3 |
| 2013 | 295 | 8.987,64 | 30,47 | 3 |
| 2014 | 265 | 11.810,26 | 44,57 | 3 |
| 2015 | 257 | 10.923,34 | 42,50 | 3 |
| 2016 | 254 | 12.450,62 | 49,02 | 3 |
| 2017 | 243 | 11.170,07 | 45,97 | 3 |
| 2018 | 266 | 10.501,61 | 39,48 | 4 |
| 2019 | 242 | 10.583,23 | 43,73 | 4 |
| 2020 | 231 | 9.991,24 | 43,25 | 5 |
| 2021 | 217 | 9.472,49 | 43,65 | 4 |
| 2022 | 155 | 5.723,84 | 36,93 | 2 |
| 2023 | 149 | 5.067,37 | 34,01 | 3 |
| 2024 | 139 | 5.028,80 | 36,18 | 3 |
| totale | 4.594 | 172.896,35 | 37,64 | 60 |