You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "when did the 5 day work week start?" whose answer is 1908.
Each document should contain about 30 words, and these documents should contain useful information.

Query: when did the 5 day work week start in the united states
Useful Output:

Doc 1: In 1922, the industrialist told employees he was instituting a 40-hour, five-day workweek and that his automotive plants would be closed
Doc 2: By Mike Walden. The common five-day workweek has been around since 1940. That was the year the five-day, eight-hour workweek became
Doc 3: The average workweek in the US in 2017 was about 34 hours, five days a week. The average workweek in 1890 was 100 hours, seven days a week.
Doc 4: In 1926, Henry Ford, the founder of Ford Motor Company, made a bold move by introducing a 40-hour work week for his employees. Ford believed
Doc 5: But it wasn't until 1922, when industrialist Henry Ford began experimenting with a 40-hour workweek, that employees got their first taste of the