condition mean min max 4 h after light 144.92116249999998 127.225653 162.616672 8 h after light 157.82986599999998 129.99855 185.661182 12 h after light 236.4063005 170.272852 302.539749 4 h after dark 557.9365065 281.135006 834.738007 8 h after dark 515.9689605 413.28688 618.651041 12 h after dark 399.239007 399.239007 399.239007