| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 63 | 896,39 | 14,23 | 2 |
| 2008 | 19 | 267,65 | 14,09 | 1 |
| 2009 | 19 | 159,41 | 8,39 | 1 |
| 2010 | 16 | 192,68 | 12,04 | 1 |
| 2011 | 13 | 183,13 | 14,09 | 1 |
| 2012 | 20 | 294,40 | 14,72 | 2 |
| 2013 | 29 | 448,01 | 15,45 | 2 |
| 2014 | 22 | 477,16 | 21,69 | 2 |
| 2015 | 24 | 512,82 | 21,37 | 2 |
| 2016 | 47 | 1.119,31 | 23,82 | 4 |
| 2017 | 55 | 1.193,04 | 21,69 | 4 |
| 2018 | 121 | 2.779,19 | 22,97 | 4 |
| 2019 | 141 | 3.841,51 | 27,24 | 4 |
| 2020 | 143 | 3.884,12 | 27,16 | 5 |
| 2021 | 24 | 734,60 | 30,61 | 4 |
| 2022 | 25 | 825,32 | 33,01 | 4 |
| 2023 | 30 | 752,31 | 25,08 | 4 |
| 2024 | 27 | 642,93 | 23,81 | 4 |
| totale | 838 | 19.203,98 | 22,92 | 51 |