3494491 reads; of these:
  3494491 (100.00%) were paired; of these:
    1761769 (50.42%) aligned concordantly 0 times
    1648458 (47.17%) aligned concordantly exactly 1 time
    84264 (2.41%) aligned concordantly >1 times
    ----
    1761769 pairs aligned concordantly 0 times; of these:
      49525 (2.81%) aligned discordantly 1 time
    ----
    1712244 pairs aligned 0 times concordantly or discordantly; of these:
      3424488 mates make up the pairs; of these:
        3103684 (90.63%) aligned 0 times
        288718 (8.43%) aligned exactly 1 time
        32086 (0.94%) aligned >1 times
55.59% overall alignment rate