| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 136 | 1.951,81 | 14,35 | 1 |
| 2007 | 30 | 708,90 | 23,63 | 1 |
| 2008 | 51 | 924,52 | 18,13 | 1 |
| 2009 | 198 | 5.635,69 | 28,46 | 3 |
| 2010 | 68 | 877,97 | 12,91 | 2 |
| 2011 | 46 | 644,49 | 14,01 | 1 |
| 2012 | 138 | 2.652,93 | 19,22 | 2 |
| 2013 | 135 | 2.611,48 | 19,34 | 3 |
| 2014 | 170 | 4.221,00 | 24,83 | 4 |
| 2015 | 193 | 5.388,16 | 27,92 | 4 |
| 2016 | 94 | 2.238,44 | 23,81 | 3 |
| 2017 | 119 | 2.398,26 | 20,15 | 5 |
| 2018 | 129 | 2.743,18 | 21,26 | 6 |
| 2019 | 181 | 4.528,87 | 25,02 | 5 |
| 2020 | 169 | 3.588,19 | 21,23 | 5 |
| 2021 | 170 | 4.110,60 | 24,18 | 5 |
| 2022 | 196 | 3.922,17 | 20,01 | 5 |
| 2023 | 202 | 3.910,86 | 19,36 | 5 |
| 2024 | 259 | 5.477,52 | 21,15 | 7 |
| totale | 2.684 | 58.535,04 | 21,81 | 68 |