| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 175 | 3.022,14 | 17,27 | 1 |
| 2007 | 30 | 955,15 | 31,84 | 1 |
| 2008 | 40 | 1.127,41 | 28,19 | 2 |
| 2009 | 67 | 1.736,53 | 25,92 | 2 |
| 2010 | 111 | 2.249,18 | 20,26 | 2 |
| 2011 | 37 | 1.164,71 | 31,48 | 3 |
| 2012 | 87 | 2.268,54 | 26,08 | 3 |
| 2013 | 46 | 826,93 | 17,98 | 2 |
| 2014 | 90 | 2.970,55 | 33,01 | 3 |
| 2015 | 139 | 4.164,04 | 29,96 | 4 |
| 2016 | 177 | 4.535,13 | 25,62 | 4 |
| 2017 | 177 | 5.313,42 | 30,02 | 6 |
| 2018 | 162 | 4.557,83 | 28,13 | 6 |
| 2019 | 161 | 4.787,00 | 29,73 | 5 |
| 2020 | 149 | 4.080,27 | 27,38 | 6 |
| 2021 | 242 | 6.719,08 | 27,76 | 7 |
| 2022 | 239 | 6.521,96 | 27,29 | 7 |
| 2023 | 421 | 11.016,12 | 26,17 | 10 |
| 2024 | 513 | 14.299,91 | 27,88 | 11 |
| totale | 3.063 | 82.315,90 | 26,87 | 85 |