18146994 reads; of these:
  18146994 (100.00%) were paired; of these:
    12211530 (67.29%) aligned concordantly 0 times
    5318549 (29.31%) aligned concordantly exactly 1 time
    616915 (3.40%) aligned concordantly >1 times
    ----
    12211530 pairs aligned concordantly 0 times; of these:
      516568 (4.23%) aligned discordantly 1 time
    ----
    11694962 pairs aligned 0 times concordantly or discordantly; of these:
      23389924 mates make up the pairs; of these:
        22512687 (96.25%) aligned 0 times
        785966 (3.36%) aligned exactly 1 time
        91271 (0.39%) aligned >1 times
37.97% overall alignment rate