condition mean min max 1 h after light 3.077888873 2.884374975 3.2714027710000004 3 h after light 3.5847271903333335 3.036133742 4.095148924 5 h after light 2.8790223406666664 1.907232118 3.576589612 7 h after light 3.678700433666666 2.912910812 4.504593068999999 9 h after light 2.140384598 0.372830221 3.2840852469999997 11 h after light 4.0819392279999995 3.8777989839999996 4.346450283999999 1 h after dark 2.103625578 1.7338083969999998 2.586469817 3 h after dark 2.531444069 2.23358588 2.920259629 5 h after dark 3.358853432666667 2.704271714 4.435343381 7 h after dark 3.386339414 3.173832946 3.58620946 9 h after dark 4.287412212333333 2.9974260439999996 5.624407063 11 h after dark 3.805595701 3.488875068 4.045060432