| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 125 | 2.520,42 | 20,16 | 2 |
| 2007 | 9 | 165,11 | 18,35 | 1 |
| 2008 | 11 | 242,66 | 22,06 | 1 |
| 2009 | 32 | 819,87 | 25,62 | 2 |
| 2010 | 39 | 856,50 | 21,96 | 2 |
| 2011 | 13 | 233,53 | 17,96 | 1 |
| 2012 | 33 | 648,97 | 19,67 | 2 |
| 2013 | 36 | 706,16 | 19,62 | 2 |
| 2014 | 35 | 827,71 | 23,65 | 2 |
| 2015 | 25 | 615,15 | 24,61 | 1 |
| 2016 | 28 | 819,00 | 29,25 | 1 |
| 2017 | 41 | 960,28 | 23,42 | 2 |
| 2018 | 33 | 808,76 | 24,51 | 2 |
| 2019 | 47 | 984,37 | 20,94 | 3 |
| 2020 | 39 | 915,09 | 23,46 | 3 |
| 2021 | 48 | 1.210,74 | 25,22 | 4 |
| 2022 | 34 | 923,06 | 27,15 | 3 |
| 2023 | 41 | 960,63 | 23,43 | 3 |
| 2024 | 34 | 1.186,81 | 34,91 | 3 |
| totale | 703 | 16.404,82 | 23,34 | 40 |