condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.03530433333333333 0.0 0.105913 12 h after light 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0035577666666666667 0.0 0.0106733 12 h after dark 0.0 0.0 0.0