Update README.md

README.md

@@ -46,7 +46,8 @@ dataset_info:
     num_bytes: 881027521.0707071
     num_examples: 492
   download_size: 537418651
-  dataset_size: 3065207611.0
+  dataset_size: 3065207611
+license: cc-by-4.0
 ---