condition mean min max 4 h after light 132.2807485 38.89033 225.671167 8 h after light 405.400504 397.846982 412.954026 12 h after light 371.7971695 370.05751 373.536829 4 h after dark 1059.504985 756.470221 1362.539749 8 h after dark 1046.808687 668.46224 1425.155134 12 h after dark 105.693597 105.693597 105.693597