Left reads:
          Input     :  33031859
           Mapped   :  31369182 (95.0% of input)
            of these:   3642396 (11.6%) have multiple alignments (350193 have >20)
Right reads:
          Input     :  33031859
           Mapped   :  31167644 (94.4% of input)
            of these:   3668217 (11.8%) have multiple alignments (350407 have >20)
94.7% overall read mapping rate.

Aligned pairs:  30335717
     of these:   3511671 (11.6%) have multiple alignments
                 1360635 ( 4.5%) are discordant alignments
87.7% concordant pair alignment rate.