condition mean min max 4 h after light 0.611399 0.401969 0.824917 8 h after light 0.335283 0.212074 0.413536 12 h after light 0.33584966666666666 0.157625 0.437345 4 h after dark 0.4961946666666667 0.445522 0.526062 8 h after dark 0.6306983333333334 0.414431 0.864147 12 h after dark 0.48993600000000004 0.161967 0.726874