condition mean min max 0 h after light 0.120532 0.120425 0.120639 4 h after light 0.726293 0.59366 0.858926 8 h after light 0.48001 0.24517 0.71485 4 h after dark 0.7103345 0.356219 1.06445 8 h after dark 0.655816 0.474413 0.837219 12 h after dark 0.8326705 0.823502 0.841839