| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 184 | 3.658,92 | 19,89 | 1 |
| 2008 | 88 | 2.353,23 | 26,74 | 1 |
| 2009 | 115 | 2.784,29 | 24,21 | 2 |
| 2010 | 30 | 426,14 | 14,20 | 1 |
| 2011 | 63 | 1.564,82 | 24,84 | 2 |
| 2012 | 91 | 2.140,08 | 23,52 | 2 |
| 2013 | 102 | 2.530,69 | 24,81 | 2 |
| 2014 | 121 | 3.315,57 | 27,40 | 4 |
| 2015 | 83 | 2.397,98 | 28,89 | 2 |
| 2016 | 97 | 3.038,27 | 31,32 | 2 |
| 2017 | 86 | 2.332,65 | 27,12 | 2 |
| 2018 | 82 | 2.176,20 | 26,54 | 2 |
| 2019 | 79 | 2.450,87 | 31,02 | 2 |
| 2020 | 86 | 2.767,42 | 32,18 | 2 |
| 2021 | 68 | 2.187,92 | 32,18 | 2 |
| 2022 | 60 | 1.944,66 | 32,41 | 2 |
| 2023 | 72 | 1.903,77 | 26,44 | 4 |
| 2024 | 75 | 2.281,50 | 30,42 | 6 |
| totale | 1.582 | 42.254,98 | 26,71 | 41 |