| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 52 | 685,14 | 13,18 | 1 |
| 2009 | 28 | 607,22 | 21,69 | 2 |
| 2010 | 32 | 686,64 | 21,46 | 2 |
| 2011 | 57 | 1.023,58 | 17,96 | 2 |
| 2012 | 103 | 2.523,39 | 24,50 | 4 |
| 2013 | 98 | 2.201,29 | 22,46 | 5 |
| 2014 | 132 | 3.712,22 | 28,12 | 4 |
| 2015 | 98 | 3.091,15 | 31,54 | 4 |
| 2016 | 115 | 3.773,91 | 32,82 | 4 |
| 2017 | 106 | 3.191,99 | 30,11 | 4 |
| 2018 | 124 | 3.491,58 | 28,16 | 4 |
| 2019 | 128 | 3.679,26 | 28,74 | 4 |
| 2020 | 79 | 2.481,02 | 31,41 | 4 |
| 2021 | 42 | 1.049,93 | 25,00 | 3 |
| 2022 | 35 | 960,00 | 27,43 | 3 |
| 2023 | 64 | 1.591,14 | 24,86 | 3 |
| 2024 | 57 | 1.524,74 | 26,75 | 3 |
| totale | 1.350 | 36.274,20 | 26,87 | 56 |