| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 421 | 6.742,04 | 16,01 | 3 |
| 2007 | 140 | 3.285,92 | 23,47 | 2 |
| 2008 | 225 | 5.918,75 | 26,31 | 3 |
| 2009 | 317 | 7.057,54 | 22,26 | 6 |
| 2010 | 286 | 5.990,77 | 20,95 | 6 |
| 2011 | 170 | 3.616,03 | 21,27 | 3 |
| 2012 | 228 | 4.690,07 | 20,57 | 6 |
| 2013 | 188 | 3.719,26 | 19,78 | 6 |
| 2014 | 216 | 5.288,39 | 24,48 | 9 |
| 2015 | 185 | 4.581,93 | 24,77 | 8 |
| 2016 | 155 | 3.683,49 | 23,76 | 5 |
| 2017 | 120 | 2.859,77 | 23,83 | 5 |
| 2018 | 117 | 3.531,35 | 30,18 | 6 |
| 2019 | 112 | 3.254,84 | 29,06 | 5 |
| 2020 | 95 | 2.185,54 | 23,01 | 4 |
| 2021 | 105 | 2.569,92 | 24,48 | 4 |
| 2022 | 82 | 2.230,50 | 27,20 | 5 |
| 2023 | 68 | 1.486,63 | 21,86 | 6 |
| 2024 | 84 | 2.248,36 | 26,77 | 7 |
| totale | 3.314 | 74.941,10 | 22,61 | 99 |