“Some jobs like diesel mechanics have four-month training programs, and others like welding might be a year,” Menees said. Those periods are not directly proportional to tuition: It can cost between $15,000 and $20,000 to go through the welder training, while those four-month diesel mechanic courses are $10,000, he said.

https://techcrunch.com/2023/03/07/fynn-raises-36m-for-a-platform-to-finance-students-in-vocational-education/