| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 111 | 1.366,07 | 12,31 | 1 |
| 2007 | 58 | 1.384,11 | 23,86 | 1 |
| 2009 | 105 | 2.674,47 | 25,47 | 2 |
| 2010 | 64 | 849,04 | 13,27 | 1 |
| 2011 | 121 | 2.318,50 | 19,16 | 2 |
| 2012 | 139 | 2.670,93 | 19,22 | 3 |
| 2013 | 128 | 2.232,10 | 17,44 | 2 |
| 2014 | 167 | 4.029,55 | 24,13 | 3 |
| 2015 | 117 | 3.225,89 | 27,57 | 2 |
| 2016 | 110 | 3.355,11 | 30,50 | 2 |
| 2017 | 120 | 3.366,24 | 28,05 | 2 |
| 2018 | 104 | 2.251,00 | 21,64 | 2 |
| 2019 | 107 | 2.408,15 | 22,51 | 2 |
| 2020 | 92 | 2.039,93 | 22,17 | 2 |
| 2021 | 72 | 1.810,75 | 25,15 | 2 |
| 2022 | 65 | 1.282,20 | 19,73 | 1 |
| 2023 | 49 | 834,17 | 17,02 | 1 |
| 2024 | 57 | 1.017,12 | 17,84 | 1 |
| totale | 1.786 | 39.115,33 | 21,90 | 32 |