condition mean min max 4 h after light 10.653770999999999 10.580868 10.726674 8 h after light 11.030086 9.786338 12.273834 12 h after light 10.7545745 10.001582 11.507567 4 h after dark 10.4199025 10.408976 10.430829 8 h after dark 10.660711 10.026407 11.295015 12 h after dark 10.297218 10.297218 10.297218