53353608 reads; of these:
  53353608 (100.00%) were paired; of these:
    26586385 (49.83%) aligned concordantly 0 times
    24620912 (46.15%) aligned concordantly exactly 1 time
    2146311 (4.02%) aligned concordantly >1 times
    ----
    26586385 pairs aligned concordantly 0 times; of these:
      1693248 (6.37%) aligned discordantly 1 time
    ----
    24893137 pairs aligned 0 times concordantly or discordantly; of these:
      49786274 mates make up the pairs; of these:
        42068498 (84.50%) aligned 0 times
        7198630 (14.46%) aligned exactly 1 time
        519146 (1.04%) aligned >1 times
60.58% overall alignment rate