condition mean min max 4 h after light 194.790498 166.155134 223.425862 8 h after light 178.47137750000002 150.23137 206.711385 12 h after light 326.46621749999997 254.470624 398.461811 4 h after dark 529.825664 325.835937 733.815391 8 h after dark 910.5856855 659.529534 1161.641837 12 h after dark 425.850731 425.850731 425.850731