condition mean min max 4 h after light 0.6127965 0.475106 0.750487 8 h after light 0.241221 0.204071 0.278371 12 h after light 0.42617055 0.0624821 0.789859 4 h after dark 0.47679100049333334 1.48e-09 0.947692 8 h after dark 0.35478533333333334 0.22879 0.495633 12 h after dark 0.5877600000000001 0.49007 0.689698