| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 237 | 5.836,80 | 24,63 | 2 |
| 2007 | 53 | 2.252,34 | 42,50 | 1 |
| 2008 | 96 | 3.692,91 | 38,47 | 2 |
| 2009 | 145 | 5.227,03 | 36,05 | 4 |
| 2010 | 210 | 5.455,63 | 25,98 | 4 |
| 2011 | 163 | 4.016,84 | 24,64 | 3 |
| 2012 | 115 | 2.863,39 | 24,90 | 2 |
| 2013 | 236 | 4.862,36 | 20,60 | 3 |
| 2014 | 226 | 5.831,90 | 25,80 | 3 |
| 2015 | 220 | 6.451,61 | 29,33 | 4 |
| 2016 | 122 | 3.765,48 | 30,86 | 3 |
| 2017 | 139 | 4.053,06 | 29,16 | 3 |
| 2018 | 193 | 4.708,48 | 24,40 | 3 |
| 2019 | 118 | 3.765,56 | 31,91 | 3 |
| 2020 | 102 | 4.023,74 | 39,45 | 3 |
| 2021 | 81 | 2.696,98 | 33,30 | 3 |
| 2022 | 93 | 4.318,81 | 46,44 | 3 |
| 2023 | 89 | 3.256,63 | 36,59 | 4 |
| 2024 | 107 | 4.081,29 | 38,14 | 4 |
| totale | 2.745 | 81.160,84 | 29,57 | 57 |