[
  {
    "zoom": 4,
    "error": 811.6139435843482
  },
  {
    "zoom": 5,
    "error": 322.6163624599873
  },
  {
    "zoom": 6,
    "error": 170.71576163793728
  },
  {
    "zoom": 7,
    "error": 78.18612686834014
  },
  {
    "zoom": 8,
    "error": 40.45052686716928
  },
  {
    "zoom": 9,
    "error": 18.830525929341974
  },
  {
    "zoom": 10,
    "error": 9.080881940928082
  },
  {
    "zoom": 11,
    "error": 5.424733944507352
  },
  {
    "zoom": 12,
    "error": 2.621289680093692
  },
  {
    "zoom": 13,
    "error": 1.1149289688211197
  },
  {
    "zoom": 14,
    "error": 0.5900853859153864
  },
  {
    "zoom": 15,
    "error": 0.2986825658321046
  },
  {
    "zoom": 16,
    "error": 0.15763084481808604
  },
  {
    "zoom": 17,
    "error": 0.06828433432238892
  },
  {
    "zoom": 18,
    "error": 0.034727085753166215
  }
]