| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 77 | 1.192,14 | 15,48 | 2 |
| 2007 | 33 | 608,33 | 18,43 | 1 |
| 2008 | 27 | 578,85 | 21,44 | 1 |
| 2009 | 21 | 543,28 | 25,87 | 1 |
| 2010 | 43 | 853,65 | 19,85 | 2 |
| 2011 | 35 | 671,81 | 19,19 | 1 |
| 2012 | 43 | 740,03 | 17,21 | 2 |
| 2013 | 42 | 805,23 | 19,17 | 2 |
| 2014 | 45 | 1.024,75 | 22,77 | 2 |
| 2015 | 67 | 1.371,74 | 20,47 | 2 |
| 2016 | 53 | 1.199,47 | 22,63 | 2 |
| 2017 | 62 | 1.445,23 | 23,31 | 2 |
| 2018 | 71 | 1.761,23 | 24,81 | 2 |
| 2019 | 59 | 1.420,64 | 24,08 | 2 |
| 2020 | 57 | 1.757,43 | 30,83 | 2 |
| 2021 | 61 | 1.707,95 | 28,00 | 2 |
| 2022 | 58 | 1.328,20 | 22,90 | 2 |
| 2023 | 65 | 1.487,57 | 22,89 | 2 |
| 2024 | 57 | 1.284,36 | 22,53 | 2 |
| totale | 976 | 21.781,89 | 22,32 | 34 |