condition mean min max 0 h after light 78.86355 77.9602 79.7669 4 h after light 57.10135 50.8175 63.3852 8 h after light 24.259 21.5316 26.9864 4 h after dark 48.984350000000006 37.1784 60.7903 8 h after dark 61.2136 59.8851 62.5421 12 h after dark 71.49635 61.012 81.9807