delete |    Set    Map FiniteMap    AVL   AVL2 RBSet
-----------------------------------------------------------
delete/04/asc | 100.00  93.13     89.00 116.74 153.32      
delete/04/rnd | 100.00  96.88     91.80  75.28 124.55      
delete/08/asc | 100.00  98.82     85.52 126.01 153.91      
delete/08/rnd | 100.00 102.22     87.44  91.91 123.96      
delete/12/asc | 100.00  99.23     87.12 125.20 152.47      
delete/12/rnd | 100.00  99.70     91.46  97.46 123.00      
delete/16/asc | 100.00  99.13     87.24 123.57 152.57      
delete/16/rnd | 100.00 116.70    121.35  96.41 151.39      
delete/20/asc | 100.00  98.74     87.54 124.55 153.22      
delete/20/rnd | 100.00 105.72    116.87  84.02 136.19      
-----------------------------------------------------------
     Ari mean | 100.00 101.03     94.54 106.11 142.46      
     Geo mean | 100.00 100.86     93.80 104.47 141.83