Left reads:
               Input:  55734496
              Mapped:  51743696 (92.8% of input)
            of these:   1316665 ( 2.5%) have multiple alignments (1473 have >20)
Right reads:
               Input:  55734496
              Mapped:  51306195 (92.1% of input)
            of these:   1450961 ( 2.8%) have multiple alignments (1410 have >20)
92.4% overall read alignment rate.

Aligned pairs:  50246140
     of these:    671548 ( 1.3%) have multiple alignments
          and:    483261 ( 1.0%) are discordant alignments
89.3% concordant pair alignment rate.