condition mean min max 0 h after light 106.6325 105.008 108.257 4 h after light 73.53125 68.5424 78.5201 8 h after light 68.3007 64.7487 71.8527 4 h after dark 85.00165 80.8385 89.1648 8 h after dark 93.74575 92.5411 94.9504 12 h after dark 92.97 85.673 100.267