| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 433 | 8.858,00 | 20,46 | 3 |
| 2007 | 115 | 3.129,56 | 27,21 | 1 |
| 2008 | 121 | 3.524,90 | 29,13 | 1 |
| 2009 | 128 | 3.576,54 | 27,94 | 2 |
| 2010 | 151 | 3.134,37 | 20,76 | 2 |
| 2011 | 75 | 1.703,10 | 22,71 | 1 |
| 2012 | 129 | 8.568,89 | 66,43 | 3 |
| 2013 | 112 | 2.466,66 | 22,02 | 2 |
| 2014 | 187 | 16.966,58 | 90,73 | 3 |
| 2015 | 232 | 17.501,63 | 75,44 | 4 |
| 2016 | 275 | 17.608,14 | 64,03 | 4 |
| 2017 | 273 | 14.116,04 | 51,71 | 4 |
| 2018 | 269 | 6.095,36 | 22,66 | 4 |
| 2019 | 211 | 5.504,27 | 26,09 | 4 |
| 2020 | 193 | 5.690,12 | 29,48 | 4 |
| 2021 | 177 | 5.633,73 | 31,83 | 4 |
| 2022 | 165 | 5.457,57 | 33,08 | 3 |
| 2023 | 155 | 4.520,95 | 29,17 | 5 |
| 2024 | 153 | 5.148,13 | 33,65 | 5 |
| totale | 3.554 | 139.204,54 | 39,17 | 59 |