| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 295 | 5.529,91 | 18,75 | 2 |
| 2007 | 174 | 3.797,58 | 21,83 | 1 |
| 2008 | 187 | 4.127,61 | 22,07 | 2 |
| 2009 | 190 | 4.274,66 | 22,50 | 5 |
| 2010 | 221 | 4.145,49 | 18,76 | 3 |
| 2011 | 212 | 3.745,87 | 17,67 | 1 |
| 2012 | 205 | 4.030,13 | 19,66 | 3 |
| 2013 | 215 | 3.830,09 | 17,81 | 4 |
| 2014 | 529 | 15.708,32 | 29,69 | 6 |
| 2015 | 224 | 5.300,46 | 23,66 | 4 |
| 2016 | 769 | 27.341,93 | 35,56 | 6 |
| 2017 | 840 | 29.309,43 | 34,89 | 7 |
| 2018 | 893 | 30.027,12 | 33,62 | 7 |
| 2019 | 260 | 5.989,17 | 23,04 | 6 |
| 2020 | 249 | 6.076,04 | 24,40 | 6 |
| 2021 | 244 | 6.002,12 | 24,60 | 6 |
| 2022 | 952 | 31.327,98 | 32,91 | 7 |
| 2023 | 1.077 | 33.168,52 | 30,80 | 7 |
| 2024 | 1.213 | 38.518,61 | 31,75 | 7 |
| totale | 8.949 | 262.251,04 | 29,31 | 90 |