| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 194 | 3.642,92 | 18,78 | 1 |
| 2007 | 44 | 1.539,73 | 34,99 | 1 |
| 2008 | 61 | 1.602,35 | 26,27 | 1 |
| 2009 | 152 | 3.714,17 | 24,44 | 3 |
| 2010 | 161 | 3.056,13 | 18,98 | 3 |
| 2011 | 125 | 2.596,97 | 20,78 | 2 |
| 2012 | 171 | 3.440,22 | 20,12 | 3 |
| 2013 | 166 | 3.147,95 | 18,96 | 3 |
| 2014 | 145 | 3.918,68 | 27,03 | 3 |
| 2015 | 150 | 4.385,55 | 29,24 | 3 |
| 2016 | 154 | 4.267,81 | 27,71 | 3 |
| 2017 | 163 | 4.648,31 | 28,52 | 3 |
| 2018 | 138 | 3.893,13 | 28,21 | 3 |
| 2019 | 152 | 3.977,04 | 26,16 | 3 |
| 2020 | 184 | 5.352,30 | 29,09 | 4 |
| 2021 | 188 | 5.497,01 | 29,24 | 5 |
| 2022 | 144 | 4.230,70 | 29,38 | 4 |
| 2023 | 167 | 4.730,82 | 28,33 | 4 |
| 2024 | 168 | 4.171,12 | 24,83 | 4 |
| totale | 2.827 | 71.812,91 | 25,40 | 56 |