| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 209 | 4.122,62 | 19,73 | 3 |
| 2007 | 38 | 817,35 | 21,51 | 2 |
| 2008 | 47 | 949,39 | 20,20 | 2 |
| 2009 | 67 | 1.710,22 | 25,53 | 2 |
| 2010 | 146 | 2.691,52 | 18,44 | 3 |
| 2011 | 87 | 1.610,40 | 18,51 | 2 |
| 2012 | 137 | 2.743,48 | 20,03 | 3 |
| 2013 | 143 | 2.776,51 | 19,42 | 4 |
| 2014 | 122 | 3.240,07 | 26,56 | 3 |
| 2015 | 123 | 3.049,12 | 24,79 | 3 |
| 2016 | 118 | 3.126,80 | 26,50 | 3 |
| 2017 | 116 | 3.521,50 | 30,36 | 3 |
| 2018 | 109 | 3.038,54 | 27,88 | 3 |
| 2019 | 107 | 2.841,78 | 26,56 | 3 |
| 2020 | 107 | 3.138,77 | 29,33 | 3 |
| 2021 | 134 | 4.580,99 | 34,19 | 5 |
| 2022 | 133 | 4.792,89 | 36,04 | 5 |
| 2023 | 136 | 4.814,47 | 35,40 | 5 |
| 2024 | 161 | 5.144,96 | 31,96 | 7 |
| totale | 2.240 | 58.711,38 | 26,21 | 64 |