condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.40294450000000004 0.257403 0.548486 12 h after light 0.516549 0.499937 0.533161 4 h after dark 0.6410956666666667 0.483804 0.846824 8 h after dark 0.04180366666666666 0.0 0.125411 12 h after dark 0.03896633333333333 0.0 0.116899