Source: US Census. The median household income in the US is $50,502. This is some extremely useful data given that it is exploring over 114 million US households. If you want to know how most Americans are living this is a good figure to base your assumptions.
The myth that you have to wait 30 minutes or even an hour until you can swim after eating has been conventional wisdom for some time. The simple fact is, however, that swimming on a full stomach does not significantly impact your ability to swim.
You can try to swim with your baby step by and step. Usually, it is recommended that swim for 10 minutes at the first swim session, then next time, swim for 20 minutes. Babies under 1 year old should not swim for longer than 30 minutes at a time. Skip Swimming If Baby Has Been Sick.