| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 130 | 2.298,69 | 17,68 | 2 |
| 2007 | 79 | 1.554,43 | 19,68 | 1 |
| 2008 | 112 | 2.130,26 | 19,02 | 2 |
| 2009 | 71 | 1.675,44 | 23,60 | 2 |
| 2010 | 136 | 2.206,38 | 16,22 | 3 |
| 2011 | 103 | 1.562,10 | 15,17 | 2 |
| 2012 | 125 | 1.905,52 | 15,24 | 3 |
| 2013 | 110 | 1.706,90 | 15,52 | 3 |
| 2014 | 119 | 2.390,21 | 20,09 | 3 |
| 2015 | 107 | 2.010,35 | 18,79 | 3 |
| 2016 | 107 | 2.160,45 | 20,19 | 3 |
| 2017 | 119 | 2.410,70 | 20,26 | 4 |
| 2018 | 145 | 3.009,18 | 20,75 | 4 |
| 2019 | 164 | 3.362,04 | 20,50 | 4 |
| 2020 | 171 | 3.693,64 | 21,60 | 4 |
| 2021 | 153 | 3.347,97 | 21,88 | 4 |
| 2022 | 170 | 3.891,69 | 22,89 | 4 |
| 2023 | 176 | 3.797,63 | 21,58 | 5 |
| 2024 | 186 | 4.016,29 | 21,59 | 5 |
| totale | 2.483 | 49.129,87 | 19,79 | 61 |