| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 23 | 406,88 | 17,69 | 2 |
| 2007 | 13 | 161,73 | 12,44 | 1 |
| 2008 | 9 | 148,43 | 16,49 | 1 |
| 2009 | 39 | 970,87 | 24,89 | 2 |
| 2010 | 36 | 787,16 | 21,87 | 2 |
| 2011 | 12 | 235,04 | 19,59 | 1 |
| 2012 | 65 | 931,19 | 14,33 | 2 |
| 2013 | 30 | 500,69 | 16,69 | 2 |
| 2014 | 33 | 730,19 | 22,13 | 2 |
| 2015 | 47 | 891,39 | 18,97 | 2 |
| 2016 | 45 | 937,33 | 20,83 | 2 |
| 2017 | 48 | 1.112,96 | 23,19 | 3 |
| 2018 | 106 | 2.615,25 | 24,67 | 3 |
| 2019 | 49 | 1.085,30 | 22,15 | 3 |
| 2020 | 69 | 1.552,06 | 22,49 | 3 |
| 2021 | 64 | 1.272,80 | 19,89 | 3 |
| 2022 | 52 | 1.014,74 | 19,51 | 3 |
| 2023 | 51 | 1.103,38 | 21,63 | 3 |
| 2024 | 49 | 1.109,89 | 22,65 | 3 |
| totale | 840 | 17.567,28 | 20,91 | 43 |