condition mean min max 3 h after light 0.0159808 0.0 0.0479424 6 h after light 0.014074000000000001 0.0 0.042222 9 h after light 0.07790066666666666 0.0 0.233702 12 h after light 0.0646466 0.0 0.178977 3 h after dark 0.016455566666666668 0.0 0.0493667 6 h after dark 0.0448296 0.0 0.0852995 9 h after dark 0.014986666666666667 0.0 0.04496 12 h after dark 0.0 0.0 0.0