condition mean min max 3 h after light 3.0756033333333335 1.6909 5.25 6 h after light 0.9776523333333333 0.347971 1.79861 9 h after light 0.7184603333333334 0.327046 1.03658 12 h after light 1.52229 1.29944 1.79794 3 h after dark 0.8905350000000001 0.484546 1.59379 6 h after dark 0.568967 0.152749 0.794441 9 h after dark 0.728108 0.244289 1.55547 12 h after dark 0.8799936666666667 0.625857 1.06812