condition mean min max 4 h after light 310.6903 170.6341 454.5727 8 h after light 585.7642000000001 407.7696 740.1087 12 h after light 357.1657333333333 289.8598 438.505 16 h after light 556.9774 348.9249 944.4755 4 h after dark 1191.7673666666667 999.0031 1336.287 8 h after dark 545.0108666666666 216.4896 812.9585