[
  {
    "annual_return": 15,
    "initial_investment": 50000,
    "monthly_investment": 15000,
    "name": "Aggressive (15% returns)",
    "years": 20
  },
  {
    "annual_return": 12,
    "initial_investment": 100000,
    "monthly_investment": 20000,
    "name": "Moderate (12% returns)",
    "years": 18
  },
  {
    "annual_return": 10,
    "initial_investment": 200000,
    "monthly_investment": 25000,
    "name": "Conservative (10% returns)",
    "years": 15
  },
  {
    "annual_return": 12,
    "initial_investment": 50000,
    "monthly_investment": 10000,
    "name": "Early Starter (12% returns)",
    "years": 25
  }
]