condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.0707335 0.0 0.141467 12 h after light 0.11446980000000001 0.0824286 0.146511 4 h after dark 0.07135613333333334 0.0 0.116352 8 h after dark 0.04601366666666667 0.0 0.138041 12 h after dark 0.0160617 0.0 0.0481851