condition mean min max 3 h after light 0.2951452 0.0970586 0.66483 6 h after light 0.22824656666666668 0.0816707 0.427389 9 h after light 0.2481526666666667 0.0 0.551981 12 h after light 0.34103025 0.080584 0.724674 3 h after dark 0.150442 0.0 0.251442 6 h after dark 0.028781233333333333 0.0 0.0863437 9 h after dark 0.164428 0.0 0.364083 12 h after dark 0.0 0.0 0.0