condition mean min max 4 h after light 191.1477795 181.155134 201.140425 8 h after light 203.4431455 202.09727 204.789021 12 h after light 242.095843 228.897048 255.294638 4 h after dark 237.417323 233.043021 241.791625 8 h after dark 269.11096349999997 243.531647 294.69028 12 h after dark 298.52761 298.52761 298.52761