diff --git a/Chapter 02/pt_data.csv b/Chapter 02/pt_data.csv
index b2c0103..ecc43e1 100644
--- a/Chapter 02/pt_data.csv	
+++ b/Chapter 02/pt_data.csv	
@@ -2,3 +2,6 @@ subject_name,temperature,flu_status,gender,blood_type
 John Doe,98.1,FALSE,MALE,O
 Jane Doe,98.6,FALSE,FEMALE,AB
 Steve Graves,101.4,TRUE,MALE,A
+Putra Jaya,99.8,TRUE,MALE,B
+Mekar Sari,98.2,FALSE,FEMALE,AB
+Putri Rahayu,100.5,TRUE,FEMALE,O