condition mean min max 4 h after light 202.742358 158.258703 247.226013 8 h after light 210.00572549999998 207.462826 212.548625 12 h after light 238.3191745 237.440239 239.19811 4 h after dark 323.2029705 245.931644 400.474297 8 h after dark 500.8573995 318.365083 683.349716 12 h after dark 187.683212 187.683212 187.683212