condition mean min max 4 h after light 4.3442799999999995 4.22478 4.46378 8 h after light 5.298665 4.78498 5.81235 12 h after light 4.180384999999999 3.87587 4.4849 4 h after dark 5.46892 4.82023 6.11761 8 h after dark 5.441535 4.54331 6.33976 12 h after dark 4.49685 3.602 5.3917