| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 66 | 1.487,73 | 22,54 | 1 |
| 2009 | 81 | 1.604,30 | 19,81 | 2 |
| 2010 | 11 | 331,90 | 30,17 | 2 |
| 2012 | 16 | 294,64 | 18,42 | 1 |
| 2013 | 11 | 337,61 | 30,69 | 1 |
| 2014 | 7 | 286,27 | 40,90 | 1 |
| 2015 | 13 | 422,22 | 32,48 | 1 |
| 2016 | 12 | 455,25 | 37,94 | 1 |
| 2017 | 13 | 434,42 | 33,42 | 1 |
| 2018 | 8 | 195,42 | 24,43 | 1 |
| 2019 | 7 | 142,51 | 20,36 | 1 |
| 2020 | 10 | 216,09 | 21,61 | 1 |
| 2021 | 14 | 370,81 | 26,49 | 1 |
| 2022 | 31 | 841,32 | 27,14 | 2 |
| 2023 | 48 | 1.137,81 | 23,70 | 4 |
| 2024 | 75 | 1.720,33 | 22,94 | 4 |
| totale | 423 | 10.278,63 | 24,30 | 25 |