condition mean min max 1 h after light 7.525267394 6.397409862999999 8.653124925 3 h after light 4.889741191333333 4.466587691 5.238819006 5 h after light 5.168757917 4.917810716 5.427717305 7 h after light 4.969358861333333 4.320817705 5.829473383 9 h after light 5.857458868666667 4.748819688 7.350081506 11 h after light 6.1485222010000005 4.67572682 6.992752267 1 h after dark 5.132107457333333 4.382629412 5.978649644 3 h after dark 4.652704473333333 4.243813172 5.00612656 5 h after dark 7.563025999 4.368438923 11.74778081 7 h after dark 6.109122131333333 5.1638286739999995 7.579942722 9 h after dark 7.427754491333333 6.2818052920000005 9.269817579 11 h after dark 6.269694871666666 5.329206601 7.4366479860000005