Left reads:
          Input     :  65911546
           Mapped   :  22875360 (34.7% of input)
            of these:   1391581 ( 6.1%) have multiple alignments (51581 have >20)
Right reads:
          Input     :  65911546
           Mapped   :  20286094 (30.8% of input)
            of these:   1249695 ( 6.2%) have multiple alignments (49583 have >20)
32.7% overall read mapping rate.

Aligned pairs:  17681829
     of these:    959981 ( 5.4%) have multiple alignments
                  537489 ( 3.0%) are discordant alignments
26.0% concordant pair alignment rate.