Utilize the input text as a context reference, choose the right relationship between number and steam from the options. Options: product/material produced, manufacturer, distributed by, industry, position held, original broadcaster, owned by, founded by, distribution format, headquarters location, stock exchange, currency, parent organization, chief executive officer, director/manager, owner of, operator, member of, employer, chairperson, platform, subsidiary, legal form, publisher, developer, brand, business division, location of formation, creator.

Shorter distances work very well on those steam ships, and that's where you're seeing the growth in the number of fixtures.

Answer: distributed_by