condition mean min max 4 h after light 232.24955 222.30898 242.19012 8 h after light 120.162638 76.343118 163.982158 12 h after light 136.2001885 81.002389 191.397988 4 h after dark 68.7489595 41.461735 96.036184 8 h after dark 120.7013315 63.401375 178.001288 12 h after dark 699.737495 699.737495 699.737495