BenchmarkAppend/column-2-16         	31663437	        37.5 ns/op
BenchmarkAppend/column-2-16         	32519972	        37.1 ns/op
BenchmarkAppend/column-2-16         	30080389	        37.3 ns/op
BenchmarkAppend/column-2-16         	32519443	        37.3 ns/op
BenchmarkAppend/column-2-16         	31663688	        37.2 ns/op
BenchmarkAppend/column-2-16         	32519619	        37.8 ns/op
BenchmarkAppend/column-2-16         	30851738	        37.4 ns/op
BenchmarkAppend/column-2-16         	31663605	        37.5 ns/op
BenchmarkAppend/column-2-16         	32519532	        37.4 ns/op
BenchmarkAppend/column-2-16         	32519619	        37.6 ns/op
BenchmarkAppend/column-8-16         	12800122	        93.7 ns/op
BenchmarkAppend/column-8-16         	12800163	        94.0 ns/op
BenchmarkAppend/column-8-16         	12665374	        93.7 ns/op
BenchmarkAppend/column-8-16         	12937753	        93.1 ns/op
BenchmarkAppend/column-8-16         	12800026	        93.5 ns/op
BenchmarkAppend/column-8-16         	12800204	        94.0 ns/op
BenchmarkAppend/column-8-16         	12800122	        93.6 ns/op
BenchmarkAppend/column-8-16         	12800149	        93.2 ns/op
BenchmarkAppend/column-8-16         	12800176	        93.4 ns/op
BenchmarkAppend/column-8-16         	12800067	        93.9 ns/op
BenchmarkAppend/column-16-16        	 7336725	       162 ns/op
BenchmarkAppend/column-16-16        	 7427217	       162 ns/op
BenchmarkAppend/column-16-16        	 7427222	       163 ns/op
BenchmarkAppend/column-16-16        	 7336648	       163 ns/op
BenchmarkAppend/column-16-16        	 7427226	       161 ns/op
BenchmarkAppend/column-16-16        	 7427226	       162 ns/op
BenchmarkAppend/column-16-16        	 7381657	       163 ns/op
BenchmarkAppend/column-16-16        	 7292181	       163 ns/op
BenchmarkAppend/column-16-16        	 7427230	       162 ns/op
BenchmarkAppend/column-16-16        	 7427235	       162 ns/op
BenchmarkAppend/column-100-16       	 1202601	       997 ns/op
BenchmarkAppend/column-100-16       	 1208643	       994 ns/op
BenchmarkAppend/column-100-16       	 1000000	      1000 ns/op
BenchmarkAppend/column-100-16       	 1000000	      1002 ns/op
BenchmarkAppend/column-100-16       	 1205620	       991 ns/op
BenchmarkAppend/column-100-16       	 1206218	      1001 ns/op
BenchmarkAppend/column-100-16       	 1202602	       998 ns/op
BenchmarkAppend/column-100-16       	 1206204	      1028 ns/op
BenchmarkAppend/column-100-16       	 1201402	       997 ns/op
BenchmarkAppend/column-100-16       	 1207430	       993 ns/op
BenchmarkAppend/column-1000-16      	  117961	     10197 ns/op
BenchmarkAppend/column-1000-16      	  117961	     10180 ns/op
BenchmarkAppend/column-1000-16      	  117961	     10133 ns/op
BenchmarkAppend/column-1000-16      	  117961	     10175 ns/op
BenchmarkAppend/column-1000-16      	  117961	     10213 ns/op
BenchmarkAppend/column-1000-16      	  116816	     10198 ns/op
BenchmarkAppend/column-1000-16      	  117962	     10171 ns/op
BenchmarkAppend/column-1000-16      	  117961	     10188 ns/op
BenchmarkAppend/column-1000-16      	  116815	     10211 ns/op
BenchmarkAppend/column-1000-16      	  117961	     10137 ns/op
BenchmarkAppend/column-4000-16      	   30930	     38742 ns/op
BenchmarkAppend/column-4000-16      	   30732	     39138 ns/op
BenchmarkAppend/column-4000-16      	   30654	     39075 ns/op
BenchmarkAppend/column-4000-16      	   30654	     38831 ns/op
BenchmarkAppend/column-4000-16      	   30771	     39008 ns/op
BenchmarkAppend/column-4000-16      	   30771	     39040 ns/op
BenchmarkAppend/column-4000-16      	   30850	     38972 ns/op
BenchmarkAppend/column-4000-16      	   30850	     39150 ns/op
BenchmarkAppend/column-4000-16      	   30654	     38994 ns/op
BenchmarkAppend/column-4000-16      	   30930	     38839 ns/op