Update README.md

README.md

@@ -281,13 +281,14 @@ An example from the dataset is:
 
 ### Builder Configs
 
-* algebra
-* counting_and_probability
-* geometry
-* intermediate_algebra
-* number_theory
-* prealgebra
-* precalculus
+* default: 7,500 train and 5,000 test examples (full dataset)
+* algebra: 1,744 train and 1,187 test examples
+* counting_and_probability: 771 train and 474 test examples
+* geometry: 870 train 479 test examples
+* intermediate_algebra: 1,295 train and 903 test examples
+* number_theory: 869 train and 540 test examples
+* prealgebra: 1,205 train and 871 test examples
+* precalculus: 746 train and 546 test examples
 
 ## Additional Information