Console prices and sales adjusted for inflation

consoles.json

{
  "Nintendo": [
    {
      "name": "N64",
      "year": 1996,
      "price": 289,
      "sales": 32.93
    },
    {
      "name": "Gamecube",
      "year": 2001,
      "price": 259,
      "sales": 22
    },
    {
      "name": "Wii",
      "year": 2006,
      "price": 284,
      "sales": 101.06
    },
    {
      "name": "Wii U",
      "year": 2012,
      "price": 300,
      "sales": 6.7
    }
  ],
  "Microsoft": [
    {
      "name": "Xbox",
      "year": 2001,
      "price": 389,
      "sales": 24
    },
    {
      "name": "Xbox 360",
      "year": 2005,
      "price": 348,
      "sales": 78.2
    },
    {
      "name": "Xbox One",
      "year": 2013,
      "price": 500,
      "sales": 5
    }
  ],
  "Sony": [
    {
      "name": "Playstation",
      "year": 1995,
      "price": 446,
      "sales": 102.49
    },
    {
      "name": "Playstation 2",
      "year": 2000,
      "price": 395,
      "sales": 155
    },
    {
      "name": "Playstation 3",
      "year": 2006,
      "price": 567,
      "sales": 80
    },
    {
      "name": "Playstation 4",
      "year": 2013,
      "price": 400,
      "sales": 8.7
    }
  ]
}