| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 13 | 164,18 | 12,63 | 1 |
| 2007 | 28 | 547,25 | 19,54 | 1 |
| 2009 | 4 | 236,03 | 59,01 | 1 |
| 2010 | 8 | 348,59 | 43,57 | 1 |
| 2011 | 26 | 663,78 | 25,53 | 1 |
| 2012 | 56 | 1.263,28 | 22,56 | 2 |
| 2013 | 42 | 719,44 | 17,13 | 1 |
| 2014 | 43 | 861,70 | 20,04 | 1 |
| 2015 | 49 | 1.332,69 | 27,20 | 2 |
| 2016 | 39 | 1.012,66 | 25,97 | 2 |
| 2017 | 62 | 1.401,39 | 22,60 | 2 |
| 2018 | 78 | 1.759,87 | 22,56 | 2 |
| 2019 | 66 | 1.249,37 | 18,93 | 2 |
| 2020 | 83 | 1.686,78 | 20,32 | 2 |
| 2021 | 84 | 1.483,76 | 17,66 | 2 |
| 2022 | 78 | 1.364,13 | 17,49 | 2 |
| 2023 | 81 | 1.437,03 | 17,74 | 2 |
| 2024 | 79 | 1.410,34 | 17,85 | 2 |
| totale | 919 | 18.942,27 | 20,61 | 29 |