condition mean min max 3 h after light 0.09629013333333333 0.0576262 0.157891 6 h after light 0.215579 0.104306 0.33943 9 h after light 0.046818 0.0 0.140454 12 h after light 0.2458705 0.138176 0.382759 3 h after dark 0.6393093333333333 0.593382 0.671794 6 h after dark 0.5755126666666667 0.177375 0.933989 9 h after dark 0.41376063333333335 0.0871859 0.613681 12 h after dark 0.1796605 0.176295 0.183026