condition mean min max 4 h after light 0.398362 0.364524 0.4322 8 h after light 0.7200365 0.455219 0.984854 12 h after light 1.081803 0.624006 1.5396 4 h after dark 0.8841055 0.796329 0.971882 8 h after dark 1.0342755000000001 0.861681 1.20687 12 h after dark 0.7647465 0.442603 1.08689