condition mean min max 0 h after light 0.643891 0.549007 0.738775 2 h after light 0.3384115 0.137496 0.539327 4 h after light 0.4097645 0.348645 0.470884 8 h after light 1.20227 1.06308 1.34146 12 h after light 0.828751 0.482472 1.17503 2 h after dark 1.0967495 0.921779 1.27172 4 h after dark 0.9141385 0.527667 1.30061 8 h after dark 0.792594 0.617506 0.967682 12 h after dark 1.359595 1.09882 1.62037