condition mean min max 4 h after light 51.89147333333333 48.73411 57.06 8 h after light 59.62531666666666 54.47476999999999 65.5574 12 h after light 35.16434666666667 27.56062 43.365159999999996 16 h after light 51.47224 40.410579999999996 65.69321 4 h after dark 64.03943666666667 57.421730000000004 75.0376 8 h after dark 32.103453333333334 20.3531 38.8346