19900305 reads; of these:
  19900305 (100.00%) were paired; of these:
    4317261 (21.69%) aligned concordantly 0 times
    15012979 (75.44%) aligned concordantly exactly 1 time
    570065 (2.86%) aligned concordantly >1 times
    ----
    4317261 pairs aligned concordantly 0 times; of these:
      157901 (3.66%) aligned discordantly 1 time
    ----
    4159360 pairs aligned 0 times concordantly or discordantly; of these:
      8318720 mates make up the pairs; of these:
        6242156 (75.04%) aligned 0 times
        1894462 (22.77%) aligned exactly 1 time
        182102 (2.19%) aligned >1 times
84.32% overall alignment rate