20880 reads; of these:
  20880 (100.00%) were paired; of these:
    19999 (95.78%) aligned concordantly 0 times
    347 (1.66%) aligned concordantly exactly 1 time
    534 (2.56%) aligned concordantly >1 times
    ----
    19999 pairs aligned concordantly 0 times; of these:
      1 (0.01%) aligned discordantly 1 time
    ----
    19998 pairs aligned 0 times concordantly or discordantly; of these:
      39996 mates make up the pairs; of these:
        39940 (99.86%) aligned 0 times
        23 (0.06%) aligned exactly 1 time
        33 (0.08%) aligned >1 times
4.36% overall alignment rate