condition mean min max 4 h after light 165.2907685 158.283063 172.298474 8 h after light 182.616672 161.539749 203.693595 12 h after light 197.1738195 159.126349 235.22129 4 h after dark 256.3342245 220.96755 291.700899 8 h after dark 283.4982815 213.209601 353.786962 12 h after dark 228.719507 228.719507 228.719507