--- a/ecp/data.sty	Wed Jun 26 12:44:08 2019 +0100
+++ b/ecp/data.sty	Wed Jun 26 16:06:58 2019 +0100
@@ -1,6 +1,26 @@
 % The data files, written on the first run.
 
-
+%% example a?{n} a{n}
+\begin{filecontents}{re-python.data}
+1 0.029
+5 0.029
+10 0.029
+15 0.032
+16 0.042
+17 0.042
+18 0.055
+19 0.084
+20 0.136
+21 0.248
+22 0.464
+23 0.899
+24 1.773
+25 3.505
+26 6.993
+27 14.503
+28 29.307
+#29 58.886
+\end{filecontents}
 
 
 \begin{filecontents}{re-python2.data}
@@ -21,7 +41,37 @@
 28 26.69
 \end{filecontents}
 
-
+%% example a?{n} a{n}
+\begin{filecontents}{re-ruby.data}
+1 0.00006
+#2 0.00003
+#3 0.00001
+#4 0.00001
+5 0.00001
+#6 0.00002
+#7 0.00002
+#8 0.00004
+#9 0.00007
+10 0.00013
+#11 0.00026
+#12 0.00055
+#13 0.00106
+#14 0.00196
+15 0.00378
+16 0.00764
+17 0.01606
+18 0.03094
+19 0.06508
+20 0.12420
+21 0.25393
+22 0.51449
+23 1.02174
+24 2.05998
+25 4.22514
+26 8.42479
+27 16.88678
+28 34.79653
+\end{filecontents}
 
 % JavaScript, example (a*)*b  
 \begin{filecontents}{re-js.data}