| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 161 | 2.668,94 | 16,58 | 2 |
| 2007 | 40 | 840,59 | 21,01 | 1 |
| 2008 | 104 | 1.936,00 | 18,62 | 2 |
| 2009 | 106 | 2.708,33 | 25,55 | 3 |
| 2010 | 143 | 2.674,74 | 18,70 | 4 |
| 2011 | 178 | 3.138,07 | 17,63 | 3 |
| 2012 | 195 | 3.697,20 | 18,96 | 5 |
| 2013 | 189 | 4.081,52 | 21,60 | 5 |
| 2014 | 190 | 4.620,98 | 24,32 | 5 |
| 2015 | 192 | 4.479,43 | 23,33 | 5 |
| 2016 | 201 | 5.307,60 | 26,41 | 5 |
| 2017 | 197 | 5.431,62 | 27,57 | 5 |
| 2018 | 172 | 5.050,31 | 29,36 | 5 |
| 2019 | 167 | 4.855,56 | 29,08 | 5 |
| 2020 | 168 | 4.899,44 | 29,16 | 5 |
| 2021 | 168 | 4.961,21 | 29,53 | 5 |
| 2022 | 181 | 5.327,74 | 29,44 | 5 |
| 2023 | 164 | 6.289,49 | 38,35 | 5 |
| 2024 | 107 | 5.107,04 | 47,73 | 4 |
| totale | 3.023 | 78.075,81 | 25,83 | 79 |