condition mean min max 1 h after light 19.119903245 17.39061552 20.84919097 3 h after light 23.024467 22.74795862 23.3140751 5 h after light 34.1045609 29.87710793 36.61960272 7 h after light 29.561872983333334 23.8726332 36.51517487 9 h after light 33.50189363333333 30.15585667 36.13775547 11 h after light 32.6747188 25.23809337 40.40328419 1 h after dark 30.18927075 27.612275399999994 34.11536889 3 h after dark 36.05880120333333 29.86909219 42.24354906 5 h after dark 35.02268753 33.05279133 37.00470437 7 h after dark 39.12867225 35.65266602 43.63411166 9 h after dark 40.15243660666667 37.07506807 46.26658508 11 h after dark 40.32623011333333 34.47014613 44.98449906