50692722 reads; of these:
  50692722 (100.00%) were paired; of these:
    4467716 (8.81%) aligned concordantly 0 times
    38854136 (76.65%) aligned concordantly exactly 1 time
    7370870 (14.54%) aligned concordantly >1 times
    ----
    4467716 pairs aligned concordantly 0 times; of these:
      66873 (1.50%) aligned discordantly 1 time
    ----
    4400843 pairs aligned 0 times concordantly or discordantly; of these:
      8801686 mates make up the pairs; of these:
        8418056 (95.64%) aligned 0 times
        184521 (2.10%) aligned exactly 1 time
        199109 (2.26%) aligned >1 times
91.70% overall alignment rate