| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 5 | 121,23 | 24,25 | 1 |
| 2008 | 265 | 9.930,19 | 37,47 | 1 |
| 2009 | 163 | 6.169,45 | 37,85 | 3 |
| 2010 | 205 | 6.895,04 | 33,63 | 3 |
| 2011 | 239 | 7.102,49 | 29,72 | 3 |
| 2012 | 419 | 12.914,67 | 30,82 | 5 |
| 2013 | 277 | 7.662,13 | 27,66 | 4 |
| 2014 | 373 | 12.163,30 | 32,61 | 4 |
| 2015 | 228 | 7.386,89 | 32,40 | 5 |
| 2016 | 221 | 7.895,25 | 35,73 | 4 |
| 2017 | 265 | 8.514,09 | 32,13 | 4 |
| 2018 | 167 | 5.083,56 | 30,44 | 4 |
| 2019 | 140 | 5.184,79 | 37,03 | 4 |
| 2020 | 100 | 4.597,35 | 45,97 | 4 |
| 2021 | 66 | 3.770,35 | 57,13 | 3 |
| 2022 | 59 | 3.280,35 | 55,60 | 3 |
| 2023 | 184 | 6.508,22 | 35,37 | 5 |
| 2024 | 115 | 4.640,30 | 40,35 | 5 |
| totale | 3.491 | 119.819,65 | 34,32 | 65 |