chrom: chr9
length: 138394717
nucleotide_counts:
  A: 35736329
  C: 25099811
  G: 25170662
  N: 16604167
  T: 35783748
nucleotide_pair_counts:
  AA: 11780022
  AC: 6156640
  AG: 8562031
  AN: 8
  AT: 9237628
  CA: 8861733
  CC: 6417607
  CG: 1255728
  CN: 22
  CT: 8564721
  GA: 7294140
  GC: 5274884
  GG: 6459362
  GN: 5
  GT: 6142271
  NA: 9
  NC: 8
  NG: 17
  NN: 16604121
  NT: 11
  TA: 7800425
  TC: 7250672
  TG: 8893524
  TN: 10
  TT: 11839117
