| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 61 | 1.130,22 | 18,53 | 1 |
| 2007 | 157 | 3.249,59 | 20,70 | 1 |
| 2009 | 68 | 1.400,90 | 20,60 | 3 |
| 2010 | 53 | 884,51 | 16,69 | 2 |
| 2011 | 43 | 621,36 | 14,45 | 1 |
| 2012 | 58 | 1.037,05 | 17,88 | 2 |
| 2013 | 66 | 1.217,48 | 18,45 | 3 |
| 2014 | 70 | 1.668,40 | 23,83 | 3 |
| 2015 | 31 | 821,96 | 26,51 | 2 |
| 2016 | 35 | 795,98 | 22,74 | 2 |
| 2017 | 30 | 651,86 | 21,73 | 2 |
| 2018 | 26 | 780,94 | 30,04 | 2 |
| 2019 | 22 | 647,47 | 29,43 | 2 |
| 2020 | 23 | 707,86 | 30,78 | 2 |
| 2021 | 23 | 575,72 | 25,03 | 3 |
| 2022 | 25 | 559,65 | 22,39 | 3 |
| 2023 | 73 | 1.761,87 | 24,14 | 3 |
| 2024 | 70 | 1.528,16 | 21,83 | 3 |
| totale | 934 | 20.040,98 | 21,46 | 40 |