19339200 reads; of these:
  19339200 (100.00%) were paired; of these:
    4208763 (21.76%) aligned concordantly 0 times
    14566734 (75.32%) aligned concordantly exactly 1 time
    563703 (2.91%) aligned concordantly >1 times
    ----
    4208763 pairs aligned concordantly 0 times; of these:
      171529 (4.08%) aligned discordantly 1 time
    ----
    4037234 pairs aligned 0 times concordantly or discordantly; of these:
      8074468 mates make up the pairs; of these:
        6116684 (75.75%) aligned 0 times
        1743078 (21.59%) aligned exactly 1 time
        214706 (2.66%) aligned >1 times
84.19% overall alignment rate