| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 136 | 1.569,82 | 11,54 | 1 |
| 2008 | 6 | 69,41 | 11,57 | 1 |
| 2009 | 14 | 232,79 | 16,63 | 2 |
| 2010 | 20 | 160,28 | 8,01 | 2 |
| 2011 | 18 | 251,20 | 13,96 | 1 |
| 2012 | 44 | 414,33 | 9,42 | 1 |
| 2013 | 67 | 727,84 | 10,86 | 2 |
| 2014 | 59 | 905,55 | 15,35 | 2 |
| 2015 | 25 | 307,22 | 12,29 | 1 |
| 2016 | 41 | 525,33 | 12,81 | 2 |
| 2017 | 42 | 518,45 | 12,34 | 2 |
| 2018 | 39 | 596,42 | 15,29 | 2 |
| 2019 | 31 | 377,50 | 12,18 | 2 |
| 2020 | 25 | 295,89 | 11,84 | 2 |
| 2021 | 32 | 1.002,26 | 31,32 | 2 |
| 2022 | 30 | 879,69 | 29,32 | 2 |
| 2023 | 20 | 805,31 | 40,27 | 2 |
| 2024 | 19 | 228,54 | 12,03 | 2 |
| totale | 668 | 9.867,83 | 14,77 | 31 |