condition mean min max 2 h after light 0.60934535 0.0587021 1.15964 6 h after light 0.324128 0.104855 0.510441 10 h after light 0.6564966666666666 0.178654 1.3453 14 h after light 1.0438505 0.282246 1.68441 18 h after light 1.3302181666666666 0.658579 1.89069 2 h after dark 0.888205 0.298239 1.68734