| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 411 | 5.732,06 | 13,95 | 2 |
| 2007 | 4 | 123,24 | 30,81 | 1 |
| 2008 | 452 | 10.792,21 | 23,88 | 2 |
| 2009 | 57 | 1.373,06 | 24,09 | 2 |
| 2010 | 88 | 2.088,34 | 23,73 | 3 |
| 2012 | 71 | 1.774,01 | 24,99 | 2 |
| 2013 | 29 | 610,07 | 21,04 | 1 |
| 2014 | 64 | 1.801,28 | 28,15 | 2 |
| 2015 | 86 | 2.008,63 | 23,36 | 2 |
| 2016 | 116 | 2.727,16 | 23,51 | 3 |
| 2017 | 132 | 2.370,27 | 17,96 | 3 |
| 2018 | 110 | 1.829,40 | 16,63 | 4 |
| 2019 | 172 | 3.677,56 | 21,38 | 4 |
| 2020 | 495 | 15.460,87 | 31,23 | 5 |
| 2021 | 98 | 1.987,17 | 20,28 | 4 |
| 2022 | 86 | 2.149,31 | 24,99 | 3 |
| 2023 | 95 | 2.178,83 | 22,94 | 4 |
| 2024 | 128 | 2.881,68 | 22,51 | 6 |
| totale | 2.694 | 61.565,15 | 22,85 | 53 |