condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.10347630000000001 0.055421 0.168164 12 h after light 0.030701500000000003 0.0 0.0921045 4 h after dark 0.13047326666666667 0.0838848 0.155103 8 h after dark 0.23765966666666666 0.101825 0.407654 12 h after dark 0.27049333333333336 0.162646 0.477542