20415019 reads; of these:
  20415019 (100.00%) were paired; of these:
    4185650 (20.50%) aligned concordantly 0 times
    15570860 (76.27%) aligned concordantly exactly 1 time
    658509 (3.23%) aligned concordantly >1 times
    ----
    4185650 pairs aligned concordantly 0 times; of these:
      182940 (4.37%) aligned discordantly 1 time
    ----
    4002710 pairs aligned 0 times concordantly or discordantly; of these:
      8005420 mates make up the pairs; of these:
        6051514 (75.59%) aligned 0 times
        1754009 (21.91%) aligned exactly 1 time
        199897 (2.50%) aligned >1 times
85.18% overall alignment rate