How is the value of a minifigure determined?
     The BrickLink average price of "current used items for sale" is used. Last updated on december 14, 2020. The average price at that time was $15,40 or €13,60 | 40% higher than in 2019.

     When does a minifigure qualify for addition to the databank?
     Go here for the minifigure decision tree.