{
  "L1": {
    "correct": 21,
    "parsed": 50,
    "total": 50,
    "mae": 2.67,
    "accuracy": 42.0
  },
  "L2": {
    "correct": 24,
    "parsed": 48,
    "total": 50,
    "mae": 4.41,
    "accuracy": 50.0
  },
  "L3": {
    "correct": 20,
    "parsed": 45,
    "total": 50,
    "mae": 4.44,
    "accuracy": 44.4
  },
  "L4": {
    "correct": 15,
    "parsed": 45,
    "total": 50,
    "mae": 5.12,
    "accuracy": 33.3
  }
}