| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 311 | 10.521,56 | 33,83 | 3 |
| 2009 | 97 | 3.570,45 | 36,81 | 2 |
| 2010 | 222 | 6.564,05 | 29,57 | 3 |
| 2011 | 148 | 4.352,59 | 29,41 | 2 |
| 2012 | 74 | 2.851,33 | 38,53 | 2 |
| 2013 | 105 | 2.722,34 | 25,93 | 3 |
| 2014 | 144 | 4.690,27 | 32,57 | 3 |
| 2015 | 126 | 4.243,51 | 33,68 | 3 |
| 2016 | 111 | 4.278,61 | 38,55 | 3 |
| 2017 | 145 | 4.745,61 | 32,73 | 4 |
| 2018 | 191 | 9.690,93 | 50,74 | 4 |
| 2019 | 85 | 5.106,27 | 60,07 | 3 |
| 2020 | 84 | 3.528,85 | 42,01 | 3 |
| 2021 | 115 | 5.354,29 | 46,56 | 3 |
| 2022 | 119 | 4.957,43 | 41,66 | 3 |
| 2023 | 135 | 5.443,54 | 40,32 | 4 |
| 2024 | 120 | 4.968,49 | 41,40 | 4 |
| totale | 2.332 | 87.590,12 | 37,56 | 52 |