| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 88 | 1.301,36 | 14,79 | 1 |
| 2007 | 61 | 2.170,92 | 35,59 | 1 |
| 2008 | 25 | 1.134,72 | 45,39 | 1 |
| 2009 | 31 | 1.175,61 | 37,92 | 3 |
| 2010 | 164 | 3.435,96 | 20,95 | 3 |
| 2011 | 233 | 5.268,33 | 22,61 | 1 |
| 2012 | 132 | 3.156,46 | 23,91 | 2 |
| 2013 | 117 | 2.715,89 | 23,21 | 2 |
| 2014 | 119 | 3.177,06 | 26,70 | 2 |
| 2015 | 86 | 2.618,31 | 30,45 | 2 |
| 2016 | 77 | 2.850,70 | 37,02 | 3 |
| 2017 | 94 | 2.823,83 | 30,04 | 3 |
| 2018 | 96 | 2.735,28 | 28,49 | 6 |
| 2019 | 144 | 3.399,75 | 23,61 | 6 |
| 2020 | 149 | 3.836,65 | 25,75 | 6 |
| 2021 | 184 | 4.639,41 | 25,21 | 6 |
| 2022 | 164 | 3.833,14 | 23,37 | 6 |
| 2023 | 172 | 3.915,61 | 22,77 | 7 |
| 2024 | 187 | 3.953,26 | 21,14 | 8 |
| totale | 2.323 | 58.142,25 | 25,03 | 69 |