Index: pycha/bar.py
===================================================================
--- pycha/bar.py	(revision 138)
+++ pycha/bar.py	(working copy)
@@ -39,18 +39,11 @@
         uniqx = uniqueIndices(stores)
 
         barWidth = 0
-        if len(uniqx) == 1:
-            xdelta = 1.0
-            barWidth = 1.0 * self.options.barWidthFillFraction
-            self.barWidthForSet = barWidth / len(stores)
-            self.barMargin = (1.0 - self.options.barWidthFillFraction) / 2
-        else:
-            xdelta = min([abs(uniqx[j] - uniqx[j-1])
-                          for j in range(1, len(uniqx))])
-            barWidth = xdelta * self.xscale * self.options.barWidthFillFraction
-            self.barWidthForSet = barWidth / len(stores)
-            self.barMargin = (xdelta * self.xscale
-                              * (1.0 - self.options.barWidthFillFraction) / 2)
+        xdelta = 1.0
+        barWidth = xdelta * self.xscale * self.options.barWidthFillFraction
+        self.barWidthForSet = barWidth / len(stores)
+        self.barMargin = (xdelta * self.xscale
+                          * (1.0 - self.options.barWidthFillFraction) / 2)
 
         self.minxdelta = xdelta
         self.bars = []