| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 67 | 1.807,60 | 26,98 | 2 |
| 2007 | 37 | 1.354,88 | 36,62 | 1 |
| 2008 | 28 | 1.389,27 | 49,62 | 1 |
| 2009 | 25 | 892,04 | 35,68 | 3 |
| 2010 | 66 | 2.081,26 | 31,53 | 3 |
| 2011 | 106 | 3.229,21 | 30,46 | 2 |
| 2012 | 109 | 3.654,95 | 33,53 | 3 |
| 2013 | 114 | 3.575,09 | 31,36 | 3 |
| 2014 | 100 | 3.967,88 | 39,68 | 3 |
| 2015 | 124 | 5.142,88 | 41,47 | 3 |
| 2016 | 101 | 4.352,01 | 43,09 | 3 |
| 2017 | 102 | 4.410,61 | 43,24 | 3 |
| 2018 | 107 | 4.636,55 | 43,33 | 3 |
| 2019 | 118 | 5.227,14 | 44,30 | 3 |
| 2020 | 102 | 5.063,69 | 49,64 | 3 |
| 2021 | 95 | 4.508,10 | 47,45 | 3 |
| 2022 | 88 | 4.277,47 | 48,61 | 3 |
| 2023 | 80 | 3.699,24 | 46,24 | 3 |
| 2024 | 93 | 3.914,22 | 42,09 | 4 |
| totale | 1.662 | 67.184,09 | 40,42 | 52 |