18058496 reads; of these:
  18058496 (100.00%) were paired; of these:
    4521514 (25.04%) aligned concordantly 0 times
    13094497 (72.51%) aligned concordantly exactly 1 time
    442485 (2.45%) aligned concordantly >1 times
    ----
    4521514 pairs aligned concordantly 0 times; of these:
      69225 (1.53%) aligned discordantly 1 time
    ----
    4452289 pairs aligned 0 times concordantly or discordantly; of these:
      8904578 mates make up the pairs; of these:
        6872100 (77.17%) aligned 0 times
        1913868 (21.49%) aligned exactly 1 time
        118610 (1.33%) aligned >1 times
80.97% overall alignment rate