Update README.md

README.md

@@ -71,7 +71,9 @@ pip install datasets
 ```python
 from datasets import load_dataset
 
-rates = load_dataset("worldboss/bank-of-ghana-treasury-bills", split="train")
+treasury = load_dataset("worldboss/bank-of-ghana-treasury-bills", split="train")
+
+pd.DataFrame(treasury).head()
 
 ```