Sales Trend Analysis in Excel

I have a raw dump of sales data that I want turned into a clear, insight-driven trend analysis inside Excel. Your job will be to clean the file, structure it for analysis, and then surface month-over-month... (Budget: ₹750 - ₹1250 INR, Jobs: Business Intelligence, Data Analysis, Data Visualization, ETL, Excel, MySQL, Power BI, SPSS Statistics, Statistical Analysis, Statistics)