condition mean min max 4 h after light 810.9496819999999 731.574004 890.32536 8 h after light 739.4068275 732.638812 746.174843 12 h after light 770.436629 716.272038 824.60122 4 h after dark 706.3634445 691.762121 720.964768 8 h after dark 717.5805975000001 714.196427 720.964768 12 h after dark 657.593843 657.593843 657.593843