diff --git a/catalogue.md b/catalogue.md
index e69de29..5090000 100644
--- a/catalogue.md
+++ b/catalogue.md
@@ -0,0 +1,9 @@
+# Scenarios sans DIF
+
+|            |   J   |   M   |
+|------------|---|---|---|---|
+|            | 4 | 7 | 2 | 4 |
+| Scenario 1 | X |   | X |   |
+| Scenario 2 | X |   |   | X |
+| Scenario 3 |   | X | X |   |
+| Scenario 4 |   | X |   | X |