added a-3 assets

assets/a-3/exp2-2.txt

@@ -0,0 +1,7 @@
+1000, 3.50, 0.292, -75
+5000, 3.59, 0.063, -87
+10000, 3.57, 0.033, -88
+50000, 3.51, 0.013, -88
+100000, 3.50, 0.00196, -90
+500000, 3.47, 0.00525, 90
+1000000, 3.46, 0.0113, 85