code changes - fuel per month

app.py

@@ -31,7 +31,7 @@ def simulate(
     return (
         f"{fuel_rate:,.2f}",
         f"{production_per_day:,.2f}",
-        f"{fuel_per_day:,.2f}"
+        f"{fuel_per_day:,.2f}",
         f"{fuel_per_month:,.2f}"
     )