condition mean min max 1 h after light 3.6691983639999997 3.6691983639999997 3.6691983639999997 3 h after light 1.7824247574999998 1.5851279919999999 1.979721523 5 h after light 2.2407960725000002 2.1478389680000003 2.3337531769999997 7 h after light 4.3356632065 3.847661923 4.82366449 9 h after light 4.478888340999999 4.150178563 4.807598119 11 h after light 5.656512814000001 4.849548046000001 6.463477582 1 h after dark 4.2519760785 3.153125158 5.350826999 3 h after dark 6.120719193 3.971976476 8.26946191 5 h after dark 3.570739488 3.435460639 3.7060183369999997 7 h after dark 5.031609338499999 4.610456844 5.452761832999999 9 h after dark 6.3036837939999995 6.253931654 6.353435934 11 h after dark 8.6603735695 7.588832957 9.731914182