condition mean min max 3 h after light 121.47656666666667 96.6287 156.244 6 h after light 92.8442 62.2206 116.097 9 h after light 118.26 100.665 130.879 12 h after light 116.9555 104.883 123.184 3 h after dark 51.737633333333335 48.9373 55.8523 6 h after dark 53.19263333333333 48.3949 58.1444 9 h after dark 45.75306666666667 38.6363 54.8294 12 h after dark 68.70715000000001 64.1564 73.2579