delete | IntSet NewIntSet IntMap NewIntMap UniqueFM
----------------------------------------------------------
delete/04/asc | 100.00    103.79  98.71    102.37   101.09
delete/04/rnd | 100.00     98.86 103.04    100.25    98.13
delete/08/asc | 100.00    106.05  98.87     99.82    93.70
delete/08/rnd | 100.00    102.02  99.73     99.04    90.33
delete/12/asc | 100.00    104.85  99.31     97.14    91.09
delete/12/rnd | 100.00    101.27  99.28     98.50    89.71
delete/16/asc | 100.00    103.04  99.58     95.61    88.55
delete/16/rnd | 100.00     99.51 101.08    101.10    95.30
delete/20/asc | 100.00    102.79  99.26     95.26    87.10
delete/20/rnd | 100.00     99.70  95.97     96.83    90.99
----------------------------------------------------------
     Ari mean | 100.00    102.19  99.48     98.59    92.60
     Geo mean | 100.00    102.16  99.47     98.57    92.51