condition mean min max 3 h after light 0.799859 0.416652 1.16106 6 h after light 0.8687373333333334 0.414072 1.09936 9 h after light 3.8163133333333334 2.66923 5.7311 12 h after light 2.43092 2.16673 2.72182 3 h after dark 0.19391229999999998 0.0956779 0.251766 6 h after dark 0.0 0.0 0.0 9 h after dark 0.11868866666666668 0.0 0.202495 12 h after dark 0.0 0.0 0.0