| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 86 | 1.884,18 | 21,91 | 3 |
| 2007 | 85 | 1.990,22 | 23,41 | 2 |
| 2008 | 128 | 6.246,70 | 48,80 | 2 |
| 2009 | 156 | 6.629,96 | 42,50 | 3 |
| 2010 | 177 | 5.923,99 | 33,47 | 3 |
| 2011 | 66 | 1.904,00 | 28,85 | 2 |
| 2012 | 64 | 1.669,38 | 26,08 | 3 |
| 2013 | 76 | 1.571,21 | 20,67 | 3 |
| 2014 | 19 | 266,81 | 14,04 | 1 |
| 2015 | 39 | 1.336,24 | 34,26 | 3 |
| 2016 | 32 | 698,81 | 21,84 | 2 |
| 2017 | 34 | 748,29 | 22,01 | 2 |
| 2018 | 25 | 646,66 | 25,87 | 3 |
| 2019 | 102 | 2.064,14 | 20,24 | 3 |
| 2020 | 102 | 2.758,81 | 27,05 | 3 |
| 2021 | 161 | 5.521,29 | 34,29 | 3 |
| 2022 | 182 | 7.164,70 | 39,37 | 4 |
| 2023 | 194 | 7.711,13 | 39,75 | 4 |
| 2024 | 187 | 6.344,19 | 33,93 | 5 |
| totale | 1.915 | 63.080,71 | 32,94 | 54 |