| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 215 | 4.157,29 | 19,34 | 1 |
| 2007 | 48 | 1.505,58 | 31,37 | 1 |
| 2009 | 34 | 732,07 | 21,53 | 1 |
| 2010 | 40 | 814,81 | 20,37 | 1 |
| 2012 | 110 | 2.038,97 | 18,54 | 2 |
| 2013 | 108 | 2.053,05 | 19,01 | 2 |
| 2014 | 80 | 1.882,54 | 23,53 | 1 |
| 2015 | 164 | 5.029,75 | 30,67 | 2 |
| 2016 | 169 | 5.000,86 | 29,59 | 2 |
| 2017 | 171 | 4.955,06 | 28,98 | 2 |
| 2018 | 156 | 4.238,74 | 27,17 | 2 |
| 2019 | 158 | 4.391,72 | 27,80 | 2 |
| 2020 | 151 | 4.519,23 | 29,93 | 2 |
| 2021 | 128 | 3.937,67 | 30,76 | 2 |
| 2022 | 126 | 4.360,01 | 34,60 | 3 |
| 2023 | 112 | 3.451,92 | 30,82 | 3 |
| 2024 | 120 | 3.089,57 | 25,75 | 4 |
| totale | 2.090 | 56.158,84 | 26,87 | 33 |