| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 113 | 1.511,67 | 13,38 | 2 |
| 2007 | 12 | 156,51 | 13,04 | 1 |
| 2008 | 71 | 1.821,93 | 25,66 | 1 |
| 2009 | 36 | 522,01 | 14,50 | 1 |
| 2010 | 25 | 242,41 | 9,70 | 1 |
| 2011 | 35 | 373,52 | 10,67 | 1 |
| 2012 | 110 | 2.269,23 | 20,63 | 4 |
| 2013 | 78 | 1.458,92 | 18,70 | 4 |
| 2014 | 121 | 3.827,45 | 31,63 | 5 |
| 2015 | 126 | 4.400,00 | 34,92 | 5 |
| 2016 | 135 | 4.071,54 | 30,16 | 4 |
| 2017 | 168 | 4.808,88 | 28,62 | 4 |
| 2018 | 164 | 3.170,32 | 19,33 | 5 |
| 2019 | 156 | 3.171,46 | 20,33 | 4 |
| 2020 | 140 | 3.336,44 | 23,83 | 5 |
| 2021 | 122 | 3.291,14 | 26,98 | 5 |
| 2022 | 111 | 2.960,79 | 26,67 | 5 |
| 2023 | 112 | 2.789,17 | 24,90 | 6 |
| 2024 | 67 | 1.884,55 | 28,13 | 7 |
| totale | 1.902 | 46.067,94 | 24,22 | 70 |