condition mean min max 2 h after light 0.30101416666666664 0.0 0.952108 6 h after light 0.0 0.0 0.0 10 h after light 0.14924033333333334 0.0 0.895442 14 h after light 0.2288735 0.0 0.491807 18 h after light 0.0 0.0 0.0 2 h after dark 0.433349 0.0 2.09027