condition mean min max 3 h after light 0.297775 0.250449 0.337549 6 h after light 0.0 0.0 0.0 9 h after light 0.06495866666666666 0.0 0.194876 12 h after light 0.5909495 0.19915 1.35733 3 h after dark 0.6039653333333334 0.310699 0.98801 6 h after dark 0.6791900000000001 0.25358 1.06692 9 h after dark 1.1663376666666667 0.552413 1.59694 12 h after dark 0.0991315 0.0 0.198263