Left reads:
          Input     :  21456018
           Mapped   :  18018362 (84.0% of input)
            of these:    911280 ( 5.1%) have multiple alignments (13786 have >20)
Right reads:
          Input     :  21456018
           Mapped   :  18251127 (85.1% of input)
            of these:    923675 ( 5.1%) have multiple alignments (13794 have >20)
84.5% overall read mapping rate.

Aligned pairs:  16557298
     of these:    818238 ( 4.9%) have multiple alignments
                   94906 ( 0.6%) are discordant alignments
76.7% concordant pair alignment rate.