condition mean min max 1 h after light 2.310486926 2.019370316 2.473554109 3 h after light 1.9798515696666668 1.307397225 2.762556716 5 h after light 1.9413182583333335 1.884288463 1.973912169 7 h after light 1.2778525926666666 1.0352516109999998 1.6150350180000002 9 h after light 2.0098669956666666 1.300912528 3.111404655 11 h after light 1.6821215763333335 1.197708927 2.423379659 13 h after light 2.2179801206666667 2.020462417 2.4767366440000003 15 h after light 1.899839442 1.685543946 2.13530981 1 h after dark 1.4103531523333332 0.828841473 2.022181157 3 h after dark 2.4331590926666666 2.025959091 2.6717696330000003 5 h after dark 2.389894656 1.944474105 2.88670931 7 h after dark 2.111529159 1.378332792 3.3016569739999997