public void load(String fileName) {

		boolean header = true;
		for (String line : Gpr.readFile(fileName).split("\n")) {
			if (header) {
				header = false;
				continue;
			}

			// Split line and parse data 
			String recs[] = line.split("\t");

			String mtype = recs[0];
			countBases.inc(mtype, Gpr.parseIntSafe(recs[1]));
			countMarkers.inc(mtype, Gpr.parseIntSafe(recs[2]));
		}
	}