Adding sample sales data for dat types article

Author: chris1610

data/sales_data_types.csv

@@ -0,0 +1,6 @@
+Customer Number,Customer Name,2016,2017,Percent Growth,Jan Units,Month,Day,Year,Active
+"10002.0",Quest Industries,"$125,000.00",$162500.00,30.00%,500,1,10,2015,"Y"
+552278,Smith Plumbing,"$920,000.00","$101,2000.00",10.00%,700,6,15,2014,"Y"
+23477,ACME Industrial,"$50,000.00",$62500.00,25.00%,125,3,29,2016,"Y"
+24900,Brekke LTD,"$350,000.00",$490000.00,4.00%,75,10,27,2015,"Y"
+651029,Harbor Co,"$15,000.00",$12750.00,-15.00%,Closed,2,2,2014,"N"