condition mean min max 4 h after light 217.5092125 162.780943 272.237482 8 h after light 713.0034585 693.064445 732.942472 12 h after light 320.38955450000003 264.854745 375.924364 4 h after dark 462.0347945 429.879245 494.190344 8 h after dark 366.769865 143.799664 589.740066 12 h after dark 138.770518 138.770518 138.770518