condition mean min max 3 h after light 1.80721125 0.89363 3.17184 7 h after light 0.9685437499999999 0.269171 1.84309 11 h after light 1.2297721666666668 0.415161 2.22065 2 h after dark 2.1451725 1.1344 5.07602 6 h after dark 2.3020983333333334 1.09096 3.6527 10 h after dark 2.34623825 0.913879 6.19822