condition mean min max 0 h after light 0.6378125 0.614307 0.661318 2 h after light 0.6711145 0.307699 1.03453 4 h after light 0.457127 0.312091 0.602163 8 h after light 0.6332125 0.632009 0.634416 12 h after light 1.563516 0.350612 2.77642 2 h after dark 1.83576 1.26488 2.40664 4 h after dark 0.8912255 0.306381 1.47607 8 h after dark 0.6786405 0.666327 0.690954 12 h after dark 0.8071275 0.630645 0.98361