condition mean min max 4 h after light 0.0682431 0.0630891 0.0733971 8 h after light 0.05773825 0.0337437 0.0817328 12 h after light 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.043268600000000004 0.0 0.0732498 12 h after dark 0.0105916 0.0 0.0317748