21152503 reads; of these:
  21152503 (100.00%) were paired; of these:
    18463101 (87.29%) aligned concordantly 0 times
    2629022 (12.43%) aligned concordantly exactly 1 time
    60380 (0.29%) aligned concordantly >1 times
    ----
    18463101 pairs aligned concordantly 0 times; of these:
      6840 (0.04%) aligned discordantly 1 time
    ----
    18456261 pairs aligned 0 times concordantly or discordantly; of these:
      36912522 mates make up the pairs; of these:
        36440824 (98.72%) aligned 0 times
        426964 (1.16%) aligned exactly 1 time
        44734 (0.12%) aligned >1 times
13.86% overall alignment rate