condition mean min max 1 h after light 3.8013132725 2.326330859 5.276295686 3 h after light 2.9485928053333335 2.8288388710000003 3.040337837 5 h after light 4.1262729359999994 3.5150931119999997 4.768786148999999 7 h after light 3.4600878959999997 2.06681329 4.623763369 9 h after light 4.043524859666666 3.368292561 4.580485576 11 h after light 3.716761465333333 3.029344137 4.32279231 1 h after dark 5.045119186 3.807858342 6.995020084 3 h after dark 5.426214111 4.317784158 6.376893475 5 h after dark 4.982546128666667 3.985854203 5.564559105 7 h after dark 4.8210556486666665 2.941421397 7.172418919 9 h after dark 3.785116208 3.1409026460000002 4.7174489269999995 11 h after dark 4.247523732333333 3.8170405589999996 4.751340825