Left reads:
          Input     :  28463849
           Mapped   :  20507939 (72.0% of input)
            of these:    486948 ( 2.4%) have multiple alignments (36132 have >20)
Right reads:
          Input     :  28463849
           Mapped   :  19768815 (69.5% of input)
            of these:    469702 ( 2.4%) have multiple alignments (36127 have >20)
70.8% overall read mapping rate.

Aligned pairs:  19140796
     of these:    450701 ( 2.4%) have multiple alignments
                  104298 ( 0.5%) are discordant alignments
66.9% concordant pair alignment rate.