condition mean min max 4 h after light 0.9151285 0.642727 1.18753 8 h after light 0.9422254999999999 0.878581 1.00587 12 h after light 0.3106535 0.267062 0.354245 4 h after dark 0.1414051 0.0933702 0.18944 8 h after dark 0.06977355 0.0467904 0.0927567 12 h after dark 0.1042415 0.09213 0.116353