condition mean min max 4 h after light 133.2322845 127.539749 138.92482 8 h after light 159.44602600000002 158.396272 160.49578 12 h after light 201.0832535 183.959961 218.206546 4 h after dark 192.471407 166.992679 217.950135 8 h after dark 261.59637299999997 197.942066 325.25068 12 h after dark 178.847441 178.847441 178.847441