condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.01571005 0.0 0.0314201 12 h after light 0.0 0.0 0.0 4 h after dark 0.09016199999999999 0.0516841 0.130218 8 h after dark 0.0204394 0.0 0.0613182 12 h after dark 0.0 0.0 0.0