diff --git a/p4/data/finaldata.dat b/p4/data/finaldata.dat
new file mode 100644
index 0000000..2da33eb
--- /dev/null
+++ b/p4/data/finaldata.dat
@@ -0,0 +1,6 @@
+# Y    T    I   S=Y/(VI) delta S
+2.942 23.8 19.1 0.0770 0.08
+3 9.8 18.4 0.0815 0.09
+2.591 -0.2 18.7 0.0693 0.08
+3.117 -13.7 17.9 0.0871 0.10
+2.279 29.1 18.1 0.0630 0.07