| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 183 | 2.563,17 | 14,01 | 1 |
| 2007 | 119 | 2.476,19 | 20,81 | 1 |
| 2009 | 115 | 2.180,33 | 18,96 | 2 |
| 2010 | 35 | 344,17 | 9,83 | 1 |
| 2011 | 131 | 1.915,25 | 14,62 | 1 |
| 2012 | 139 | 2.124,76 | 15,29 | 2 |
| 2013 | 186 | 2.758,09 | 14,83 | 2 |
| 2014 | 214 | 5.273,01 | 24,64 | 4 |
| 2015 | 156 | 4.181,12 | 26,80 | 3 |
| 2016 | 227 | 6.132,79 | 27,02 | 4 |
| 2017 | 238 | 6.690,99 | 28,11 | 4 |
| 2018 | 237 | 7.018,27 | 29,61 | 4 |
| 2019 | 229 | 5.800,59 | 25,33 | 4 |
| 2020 | 224 | 6.756,15 | 30,16 | 5 |
| 2021 | 197 | 6.138,87 | 31,16 | 5 |
| 2022 | 199 | 5.161,72 | 25,94 | 5 |
| 2023 | 210 | 5.291,01 | 25,20 | 5 |
| 2024 | 213 | 5.570,97 | 26,15 | 5 |
| totale | 3.252 | 78.377,45 | 24,10 | 58 |