condition mean min max 4 h after light 10.346143333333334 10.1265 10.5471 8 h after light 10.675386666666666 10.59039 10.82736 12 h after light 10.57919 10.52848 10.61544 4 h after dark 11.05151 10.90828 11.18998 8 h after dark 10.754703333333334 10.54772 10.86094 12 h after dark 10.69655 10.35525 11.022960000000001