public static GenderRatio getRatio(int i) {
		switch (i) {
		case 8:
			return GenderRatio.ALWAYS_FEMALE;
		case 0:
			return GenderRatio.NEVER_FEMALE;
		case 1:
			return GenderRatio.FEMALE_18;
		case 4:
			return GenderRatio.HALF_FEMALE;
		case 6:
			return GenderRatio.FEMALE_34;
		case 2:
			return GenderRatio.FEMALE_14;
		case -1:
			return GenderRatio.GENDERLESS;
		}
		return null;
	}