human
Considering the provided database schema and associated query, produce SQL code to retrieve the answer to the query. 
###Database Schema: Rank, Company, Headquarters, Industry, Sales (billion $), Profits (billion $), Assets (billion $), Market Value (billion $)
###Question: Name the highest Profits (billion $) which has a Company of walmart?
gpt
SELECT MAX Profits (billion $) FROM table WHERE Company = walmart