| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 50 | 1.187,99 | 23,76 | 3 |
| 2008 | 35 | 1.545,38 | 44,15 | 1 |
| 2009 | 27 | 1.014,71 | 37,58 | 2 |
| 2010 | 17 | 839,92 | 49,41 | 4 |
| 2011 | 14 | 784,75 | 56,05 | 3 |
| 2012 | 3 | 14,34 | 4,78 | 1 |
| 2013 | 77 | 1.257,68 | 16,33 | 4 |
| 2014 | 88 | 1.628,02 | 18,50 | 4 |
| 2015 | 108 | 1.863,31 | 17,25 | 4 |
| 2016 | 98 | 1.655,63 | 16,89 | 3 |
| 2017 | 91 | 1.545,86 | 16,99 | 3 |
| 2018 | 83 | 1.373,89 | 16,55 | 3 |
| 2019 | 97 | 1.555,93 | 16,04 | 3 |
| 2020 | 21 | 671,56 | 31,98 | 3 |
| 2021 | 91 | 1.701,46 | 18,70 | 3 |
| 2022 | 273 | 6.195,40 | 22,69 | 3 |
| 2023 | 325 | 7.849,16 | 24,15 | 4 |
| 2024 | 217 | 5.480,37 | 25,26 | 4 |
| totale | 1.715 | 38.165,36 | 22,25 | 55 |