condition mean min max 1 h after light 6.283569198 5.7431293089999995 6.824009087 3 h after light 5.899648146 5.60804899 6.072267484 5 h after light 6.673994979 6.099720400000001 7.078666939 7 h after light 6.296239435 5.670487745 6.651146354 9 h after light 5.485482228 2.76959593 7.371302202000001 11 h after light 7.018388963333333 6.702614027 7.437745593 1 h after dark 5.4626748376666665 5.0292468669999995 5.679717162 3 h after dark 5.349802621333334 4.818396814 6.019310664 5 h after dark 6.026241970666667 5.076597846 6.708674061 7 h after dark 6.389636333666666 5.294558513999999 8.231980805 9 h after dark 6.293675967 5.777549809 6.720070777 11 h after dark 5.668338497 4.935828309 6.35473673