condition mean min max 4 h after light 211.324 209.946 212.702 8 h after light 223.712 223.242 224.182 12 h after light 223.4745 203.202 243.747 4 h after dark 333.26466666666664 329.768 336.548 8 h after dark 473.62566666666663 394.779 516.982 12 h after dark 337.239 321.784 353.129