condition mean min max 4 h after light 168.531045 165.171996 171.890094 8 h after light 228.9627625 225.326753 232.598772 12 h after light 207.0811185 194.322565 219.839672 4 h after dark 238.2548385 196.954705 279.554972 8 h after dark 187.88681400000002 165.770518 210.00311 12 h after dark 125.915538 125.915538 125.915538