| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 268 | 6.726,64 | 25,10 | 2 |
| 2008 | 69 | 2.420,99 | 35,09 | 1 |
| 2009 | 135 | 3.995,52 | 29,60 | 2 |
| 2010 | 184 | 4.044,75 | 21,98 | 2 |
| 2011 | 137 | 3.074,38 | 22,44 | 1 |
| 2012 | 32 | 768,96 | 24,03 | 1 |
| 2013 | 212 | 4.231,65 | 19,96 | 3 |
| 2014 | 206 | 5.880,11 | 28,54 | 4 |
| 2015 | 189 | 5.431,98 | 28,74 | 4 |
| 2016 | 193 | 5.564,85 | 28,83 | 4 |
| 2017 | 165 | 4.927,87 | 29,87 | 4 |
| 2018 | 196 | 6.656,45 | 33,96 | 5 |
| 2019 | 226 | 5.804,26 | 25,68 | 5 |
| 2020 | 203 | 5.807,29 | 28,61 | 5 |
| 2021 | 199 | 5.495,75 | 27,62 | 5 |
| 2022 | 148 | 4.476,68 | 30,25 | 4 |
| 2023 | 160 | 4.909,53 | 30,68 | 4 |
| 2024 | 136 | 3.939,13 | 28,96 | 4 |
| totale | 3.058 | 84.156,79 | 27,52 | 60 |