public static int getAge6(
            int age0,
            Random tRandom) {
        switch (age0) {
            case 0:
                return tRandom.nextInt(16);
            case 16:
                return (16 + tRandom.nextInt(5));
            case 20:
                return (20 + tRandom.nextInt(5));
            case 25:
                return (25 + tRandom.nextInt(5));
            case 30:
                return (30 + tRandom.nextInt(15));
            case 45:
                return (45 + tRandom.nextInt(15));
            case 60:
                return (60 + tRandom.nextInt(5));
            case 65:
                return (65 + tRandom.nextInt(10));
            default:
                return (75 + tRandom.nextInt(21));
        }
    }