| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 316 | 6.022,18 | 19,06 | 2 |
| 2009 | 84 | 1.430,14 | 17,03 | 1 |
| 2010 | 156 | 3.590,45 | 23,02 | 2 |
| 2011 | 42 | 786,45 | 18,73 | 1 |
| 2012 | 129 | 2.106,97 | 16,33 | 2 |
| 2013 | 172 | 2.285,78 | 13,29 | 2 |
| 2014 | 94 | 1.599,01 | 17,01 | 1 |
| 2015 | 145 | 2.413,20 | 16,64 | 2 |
| 2016 | 58 | 920,32 | 15,87 | 1 |
| 2017 | 32 | 1.165,18 | 36,41 | 2 |
| 2018 | 25 | 488,02 | 19,52 | 2 |
| 2019 | 27 | 462,61 | 17,13 | 2 |
| 2020 | 25 | 318,51 | 12,74 | 1 |
| 2021 | 16 | 229,03 | 14,31 | 1 |
| 2022 | 15 | 545,09 | 36,34 | 1 |
| 2023 | 33 | 833,50 | 25,26 | 4 |
| 2024 | 29 | 865,19 | 29,83 | 5 |
| totale | 1.398 | 26.061,63 | 18,64 | 32 |