18526026 reads; of these:
  18526026 (100.00%) were paired; of these:
    3410372 (18.41%) aligned concordantly 0 times
    14585716 (78.73%) aligned concordantly exactly 1 time
    529938 (2.86%) aligned concordantly >1 times
    ----
    3410372 pairs aligned concordantly 0 times; of these:
      138124 (4.05%) aligned discordantly 1 time
    ----
    3272248 pairs aligned 0 times concordantly or discordantly; of these:
      6544496 mates make up the pairs; of these:
        4923197 (75.23%) aligned 0 times
        1488753 (22.75%) aligned exactly 1 time
        132546 (2.03%) aligned >1 times
86.71% overall alignment rate