condition mean min max 4 h after light 0.171516 0.11388 0.229152 8 h after light 0.08036515 0.0778196 0.0829107 12 h after light 0.07220784999999999 0.0537294 0.0906863 4 h after dark 0.18138706666666665 0.0731332 0.256017 8 h after dark 0.20660309999999998 0.0885813 0.303739 12 h after dark 0.3522593333333333 0.208308 0.585464