diff --git a/mec/datasets/dynamicchoice_Rust/datafiles/rt50.txt b/mec/datasets/dynamicchoice_Rust/datafiles/rt50.txt
new file mode 100644
index 0000000..2508df1
--- /dev/null
+++ b/mec/datasets/dynamicchoice_Rust/datafiles/rt50.txt
@@ -0,0 +1,240 @@
+   2386 
+      5 
+     81 
+      0 
+      0 
+      0 
+      0 
+      0 
+      0 
+      7 
+     81 
+   2208 
+   5418 
+   8547 
+  11566 
+  15890 
+  19434 
+  23000 
+  26282 
+  30322 
+  34604 
+  36784 
+  40160 
+  43337 
+  46509 
+  50725 
+  52691 
+  55462 
+  58783 
+  61836 
+  65962 
+  68025 
+  71889 
+  75621 
+  79345 
+  83168 
+  84875 
+  88408 
+  91674 
+  93120 
+  95787 
+  97897 
+ 101050 
+ 104843 
+ 109452 
+ 113084 
+ 117360 
+ 121154 
+ 124959 
+ 129324 
+ 133099 
+ 136493 
+ 139512 
+ 140871 
+ 142747 
+ 145533 
+ 148197 
+ 149386 
+ 151441 
+ 153767 
+   2387 
+      5 
+     81 
+      0 
+      0 
+      0 
+      0 
+      0 
+      0 
+      7 
+     81 
+   1976 
+   5569 
+   9928 
+  13209 
+  16522 
+  20220 
+  24035 
+  26901 
+  30469 
+  34673 
+  36876 
+  40152 
+  44054 
+  47516 
+  50254 
+  52832 
+  56421 
+  57575 
+  60233 
+  63914 
+  65689 
+  69476 
+  73288 
+  76988 
+  79926 
+  83432 
+  86329 
+  90053 
+  93010 
+  97307 
+ 101068 
+ 103844 
+ 104989 
+ 108490 
+ 112097 
+ 115905 
+ 118178 
+ 121199 
+ 125413 
+ 128650 
+ 133058 
+ 136447 
+ 140778 
+ 143963 
+ 150465 
+ 152264 
+ 155275 
+ 158648 
+ 161748 
+   2388 
+      5 
+     81 
+      0 
+      0 
+      0 
+      0 
+      0 
+      0 
+      7 
+     81 
+   2445 
+   4893 
+   7977 
+  10335 
+  14479 
+  18696 
+  23077 
+  26209 
+  30012 
+  32593 
+  34454 
+  38768 
+  41945 
+  45725 
+  49130 
+  52536 
+  53725 
+  57050 
+  61095 
+  64716 
+  67861 
+  68828 
+  71904 
+  74096 
+  77405 
+  82007 
+  84545 
+  87338 
+  90856 
+  94403 
+  98337 
+ 102364 
+ 106107 
+ 108195 
+ 110712 
+ 112143 
+ 115838 
+ 119697 
+ 121401 
+ 125177 
+ 127820 
+ 129933 
+ 132691 
+ 135919 
+ 138935 
+ 139956 
+ 142125 
+ 144834 
+ 147206 
+   2389 
+      5 
+     81 
+      0 
+      0 
+      0 
+      0 
+      0 
+      0 
+      7 
+     81 
+   1743 
+   4603 
+   5895 
+   9443 
+  12556 
+  15166 
+  18400 
+  20882 
+  22634 
+  26495 
+  27095 
+  29494 
+  32406 
+  35442 
+  38560 
+  41408 
+  45614 
+  49147 
+  51631 
+  54793 
+  56566 
+  59179 
+  61623 
+  64431 
+  66319 
+  69058 
+  71444 
+  74641 
+  78026 
+  80770 
+  84167 
+  85906 
+  88826 
+  96113 
+  98402 
+ 101633 
+ 105332 
+ 108225 
+ 111493 
+ 114397 
+ 118541 
+ 123256 
+ 126303 
+ 130168 
+ 131540 
+ 134278 
+ 135206 
+ 138467 
+ 142009 
diff --git a/setup.py b/setup.py
index 47575e1..75366c0 100644
--- a/setup.py
+++ b/setup.py
@@ -2,14 +2,14 @@
 
 setup(
 	name="mec",
-	version="0.136",
+	version="0.137",
 	authors=["Alfred Galichon"],
 	author_email="ag133@nyu.edu",
 	licence="",
 	python_requires=">= 3",
 	install_requires=["gurobipy"],
 	packages=find_packages(),
-	package_data = {'mec': ['datasets/**/*.txt','datasets/**/*.csv','datasets/**/*.txt','datasets/**/*.asc']},
+	package_data = {'mec': ['datasets/**/*.txt','datasets/**/*.csv','datasets/**/*.asc']},
 	test_suite="mec.tests", 
 	description="description of the package",	# can link markdown file here 
 	include_package_data=True,