| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 52 | 788,84 | 15,17 | 1 |
| 2007 | 27 | 432,32 | 16,01 | 1 |
| 2008 | 16 | 197,23 | 12,33 | 1 |
| 2009 | 32 | 285,91 | 8,93 | 2 |
| 2010 | 53 | 533,36 | 10,06 | 2 |
| 2011 | 19 | 210,46 | 11,08 | 1 |
| 2012 | 33 | 439,31 | 13,31 | 2 |
| 2013 | 66 | 660,87 | 10,01 | 2 |
| 2014 | 222 | 4.376,32 | 19,71 | 3 |
| 2015 | 141 | 4.080,77 | 28,94 | 2 |
| 2016 | 245 | 6.041,80 | 24,66 | 3 |
| 2017 | 152 | 2.970,74 | 19,54 | 3 |
| 2018 | 151 | 2.423,16 | 16,05 | 3 |
| 2019 | 72 | 1.913,03 | 26,57 | 3 |
| 2020 | 117 | 2.734,33 | 23,37 | 3 |
| 2021 | 57 | 781,44 | 13,71 | 3 |
| 2022 | 44 | 558,42 | 12,69 | 3 |
| 2023 | 44 | 891,84 | 20,27 | 4 |
| 2024 | 38 | 1.146,19 | 30,16 | 3 |
| totale | 1.581 | 31.466,34 | 19,90 | 45 |