| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.339 | 21.444,29 | 16,02 | 3 |
| 2007 | 1.084 | 21.198,35 | 19,56 | 3 |
| 2008 | 745 | 14.346,14 | 19,26 | 3 |
| 2009 | 1.253 | 25.297,98 | 20,19 | 5 |
| 2010 | 1.509 | 27.139,66 | 17,99 | 7 |
| 2011 | 1.008 | 18.547,87 | 18,40 | 6 |
| 2012 | 973 | 18.298,71 | 18,81 | 7 |
| 2013 | 840 | 14.240,21 | 16,95 | 7 |
| 2014 | 931 | 19.978,92 | 21,46 | 6 |
| 2015 | 819 | 19.013,23 | 23,22 | 8 |
| 2016 | 1.807 | 45.639,71 | 25,26 | 9 |
| 2017 | 1.781 | 44.201,99 | 24,82 | 9 |
| 2018 | 2.067 | 52.347,06 | 25,33 | 10 |
| 2019 | 2.078 | 54.615,50 | 26,28 | 9 |
| 2020 | 1.736 | 48.578,52 | 27,98 | 10 |
| 2021 | 1.815 | 49.865,39 | 27,47 | 11 |
| 2022 | 1.871 | 52.452,10 | 28,03 | 15 |
| 2023 | 1.939 | 52.374,14 | 27,01 | 18 |
| 2024 | 2.673 | 66.289,36 | 24,80 | 22 |
| totale | 28.268 | 665.869,13 | 23,56 | 168 |