+ ## draw the data amnt line graphs
+ for (alg in unique(dset$Algo)) {
+ print(alg);
+ dset.da <- subset(dset, Algo == alg)
+ ## start a new graph, but drawn on the same device
+ par(new=TRUE)
+ plot(dset.da$Index, dset.da$Data_amnt, axes=FALSE, xlab="", type="b",
+ xlim=x_data_range,
+ yaxs="i", ylim=data_range)
+ }