Left reads:
          Input     :  58696850
           Mapped   :  25871190 (44.1% of input)
            of these:    880804 ( 3.4%) have multiple alignments (26714 have >20)
Right reads:
          Input     :  58696850
           Mapped   :  23462652 (40.0% of input)
            of these:    855483 ( 3.6%) have multiple alignments (26714 have >20)
42.0% overall read mapping rate.

Aligned pairs:  21488683
     of these:    637004 ( 3.0%) have multiple alignments
                  319567 ( 1.5%) are discordant alignments
36.1% concordant pair alignment rate.