avoid overlap of annotation and legend

email_stats.py

@@ -176,8 +176,8 @@ ax.plot(np.arange(len(months)),
         label='All Emails')
 
 ax.annotate('N={0:1.0f}'.format(np.sum(total)),
-            (0.99, 0.99),
-            ha='right',
+            (0.05, 0.95),
+            ha='left',
             va='top',
             xycoords='axes fraction')