18694428 reads; of these:
  18694428 (100.00%) were paired; of these:
    6041450 (32.32%) aligned concordantly 0 times
    10483447 (56.08%) aligned concordantly exactly 1 time
    2169531 (11.61%) aligned concordantly >1 times
    ----
    6041450 pairs aligned concordantly 0 times; of these:
      132152 (2.19%) aligned discordantly 1 time
    ----
    5909298 pairs aligned 0 times concordantly or discordantly; of these:
      11818596 mates make up the pairs; of these:
        9891419 (83.69%) aligned 0 times
        1554318 (13.15%) aligned exactly 1 time
        372859 (3.15%) aligned >1 times
73.54% overall alignment rate