| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 229 | 5.410,05 | 23,62 | 2 |
| 2007 | 67 | 1.817,61 | 27,13 | 2 |
| 2008 | 152 | 5.583,69 | 36,73 | 2 |
| 2009 | 213 | 6.331,09 | 29,72 | 3 |
| 2010 | 226 | 4.816,50 | 21,31 | 3 |
| 2011 | 101 | 1.730,71 | 17,14 | 2 |
| 2012 | 159 | 3.760,37 | 23,65 | 3 |
| 2013 | 75 | 1.753,73 | 23,38 | 2 |
| 2014 | 86 | 2.433,33 | 28,29 | 2 |
| 2015 | 97 | 2.716,70 | 28,01 | 2 |
| 2016 | 84 | 2.054,17 | 24,45 | 2 |
| 2017 | 107 | 2.656,23 | 24,82 | 3 |
| 2018 | 122 | 2.540,49 | 20,82 | 3 |
| 2019 | 119 | 2.718,11 | 22,84 | 3 |
| 2020 | 121 | 3.378,67 | 27,92 | 3 |
| 2021 | 127 | 3.634,95 | 28,62 | 5 |
| 2022 | 140 | 3.835,61 | 27,40 | 6 |
| 2023 | 145 | 4.030,53 | 27,80 | 7 |
| 2024 | 131 | 3.610,00 | 27,56 | 7 |
| totale | 2.501 | 64.812,54 | 25,91 | 62 |