Left reads:
          Input     :  22807511
           Mapped   :  21579809 (94.6% of input)
            of these:   2521131 (11.7%) have multiple alignments (311221 have >20)
Right reads:
          Input     :  22807511
           Mapped   :  20555554 (90.1% of input)
            of these:   2385414 (11.6%) have multiple alignments (310927 have >20)
92.4% overall read mapping rate.

Aligned pairs:  20206091
     of these:   2332087 (11.5%) have multiple alignments
                  460544 ( 2.3%) are discordant alignments
86.6% concordant pair alignment rate.