condition mean min max 1 h after light 3.6780567165 3.453394428 3.902719005 3 h after light 5.838750856333333 3.979290077 7.778935335 5 h after light 7.852831704333334 6.023299887 8.77705092 7 h after light 6.731718693 4.585449191 7.998493744 9 h after light 9.209709211666667 8.786735212 9.863167235 11 h after light 8.996032133 7.62369932 10.57213626 13 h after light 7.618338529666667 5.816637187 9.486198502999999 15 h after light 6.755680141 6.354031038 7.061021959 1 h after dark 7.479110724 6.848123351 8.584064043 3 h after dark 7.6175966263333335 5.781380538 9.913516657 5 h after dark 6.749796995666666 6.490993341 7.165534565 7 h after dark 7.275354078666667 7.219393207 7.3280381629999995