condition mean min max 4 h after light 10.122910000000001 9.554267 10.691553 8 h after light 10.733079 10.691553 10.774605 12 h after light 11.076141 10.691553 11.460729 4 h after dark 10.1870725 8.85364 11.520505 8 h after dark 10.3566285 10.021704 10.691553 12 h after dark 11.175479 11.175479 11.175479