| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 296 | 6.276,26 | 21,20 | 3 |
| 2007 | 43 | 1.471,17 | 34,21 | 1 |
| 2008 | 57 | 1.640,87 | 28,79 | 2 |
| 2009 | 113 | 3.085,11 | 27,30 | 3 |
| 2010 | 123 | 2.700,46 | 21,95 | 2 |
| 2011 | 32 | 862,10 | 26,94 | 1 |
| 2012 | 131 | 3.178,36 | 24,26 | 3 |
| 2013 | 129 | 3.480,35 | 26,98 | 3 |
| 2014 | 124 | 3.618,11 | 29,18 | 4 |
| 2015 | 124 | 3.803,00 | 30,67 | 3 |
| 2016 | 120 | 3.649,23 | 30,41 | 4 |
| 2017 | 124 | 3.916,87 | 31,59 | 4 |
| 2018 | 123 | 4.218,64 | 34,30 | 4 |
| 2019 | 131 | 4.785,76 | 36,53 | 3 |
| 2020 | 123 | 3.914,64 | 31,83 | 3 |
| 2021 | 121 | 4.226,22 | 34,93 | 3 |
| 2022 | 109 | 4.210,78 | 38,63 | 3 |
| 2023 | 133 | 4.058,48 | 30,51 | 6 |
| 2024 | 215 | 6.760,07 | 31,44 | 7 |
| totale | 2.371 | 69.856,48 | 29,46 | 62 |