condition mean min max 4 h after light 796.7 796.7 796.7 8 h after light 1095.0 1059.9 1130.1 12 h after light 1305.6999999999998 1251.3 1360.1 4 h after dark 1225.3000000000002 1024.7 1425.9 8 h after dark 1166.0 1067.2 1264.8 12 h after dark 1024.5500000000002 741.7 1307.4