condition mean min max 3 h after light 174.644 163.94 184.133 6 h after light 267.089 228.042 295.275 9 h after light 222.56133333333335 194.674 239.288 12 h after light 188.84 139.209 245.064 3 h after dark 87.6728 73.0379 109.186 6 h after dark 160.74266666666665 130.022 198.892 9 h after dark 151.21933333333334 138.134 168.241 12 h after dark 71.4859 45.5082 98.8796