condition mean min max 4 h after light 187.2648605 178.971287 195.558434 8 h after light 187.7527945 184.986392 190.519197 12 h after light 170.333214 144.314001 196.352427 4 h after dark 287.16333050000003 193.662416 380.664245 8 h after dark 264.9109295 221.498968 308.322891 12 h after dark 188.490949 188.490949 188.490949