condition mean min max 4 h after light 564.2312585 479.770518 648.691999 8 h after light 515.080573 422.127916 608.03323 12 h after light 625.5959204999999 550.220797 700.971044 4 h after dark 279.2622995 183.068765 375.455834 8 h after dark 280.4383285 248.167137 312.70952 12 h after dark 815.26107 815.26107 815.26107