| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 222 | 5.564,77 | 25,07 | 2 |
| 2007 | 21 | 593,42 | 28,26 | 1 |
| 2009 | 104 | 4.410,43 | 42,41 | 3 |
| 2010 | 267 | 8.711,92 | 32,63 | 3 |
| 2011 | 74 | 2.570,01 | 34,73 | 1 |
| 2012 | 261 | 11.872,00 | 45,49 | 3 |
| 2013 | 448 | 13.098,07 | 29,24 | 3 |
| 2014 | 428 | 16.100,06 | 37,62 | 5 |
| 2015 | 781 | 24.627,81 | 31,53 | 6 |
| 2016 | 864 | 27.664,64 | 32,02 | 6 |
| 2017 | 813 | 25.549,96 | 31,43 | 5 |
| 2018 | 788 | 25.644,73 | 32,54 | 5 |
| 2019 | 802 | 26.296,34 | 32,79 | 5 |
| 2020 | 737 | 27.416,90 | 37,20 | 5 |
| 2021 | 719 | 27.949,48 | 38,87 | 5 |
| 2022 | 467 | 19.471,16 | 41,69 | 4 |
| 2023 | 527 | 21.456,47 | 40,71 | 5 |
| 2024 | 512 | 20.791,50 | 40,61 | 5 |
| totale | 8.835 | 309.789,67 | 35,06 | 72 |