condition mean min max 3 h after light 3.16642 2.97446 3.47337 6 h after light 4.16588 3.53167 4.52196 9 h after light 4.527103333333333 3.81115 5.05032 12 h after light 5.664737499999999 5.20611 6.26063 3 h after dark 9.198996666666666 8.42965 9.97007 6 h after dark 8.003826666666667 6.95397 8.99212 9 h after dark 5.503173333333334 4.81521 6.14817 12 h after dark 5.2339400000000005 5.17196 5.29592