48908730 reads; of these:
  48908730 (100.00%) were paired; of these:
    12403266 (25.36%) aligned concordantly 0 times
    28495878 (58.26%) aligned concordantly exactly 1 time
    8009586 (16.38%) aligned concordantly >1 times
    ----
    12403266 pairs aligned concordantly 0 times; of these:
      2215968 (17.87%) aligned discordantly 1 time
    ----
    10187298 pairs aligned 0 times concordantly or discordantly; of these:
      20374596 mates make up the pairs; of these:
        15478698 (75.97%) aligned 0 times
        3327471 (16.33%) aligned exactly 1 time
        1568427 (7.70%) aligned >1 times
84.18% overall alignment rate