{
  "1C": { "grp": "ft", "class": 1, "rating": "C", "cost": 1000, "capacity": 2 },
  "2C": { "grp": "ft", "class": 2, "rating": "C", "cost": 3750, "capacity": 4 },
  "3C": { "grp": "ft", "class": 3, "rating": "C", "cost": 7060, "capacity": 8 },
  "4C": { "grp": "ft", "class": 4, "rating": "C", "cost": 24730, "capacity": 16 },
  "5C": { "grp": "ft", "class": 5, "rating": "C", "cost": 97750, "capacity": 32 },
  "6C": { "grp": "ft", "class": 6, "rating": "C", "cost": 341580, "capacity": 64 },
  "7C": { "grp": "ft", "class": 7, "rating": "C", "cost": 1780910, "capacity": 128 },
  "8C": { "grp": "ft", "class": 8, "rating": "C", "cost": 5428400, "capacity": 256 }
}