Iteration per second (i/s) bin/jruby jruby-9.2.0.0 1 10.362M 9.568M 2 5.106M 4.470M 3 3.459M 3.135M 4 2.520M 2.356M 5 1.975M 1.898M 6 1.600M 1.351M 7 1.441M 1.157M 8 1.182M 1.190M 9 949.186k 787.297k 10 799.175k 706.067k