How is congress numbered?

Answer 1

The dates of Congress' sessions have changed over the years, but since 1934, the first session convenes on Jan 3 of odd-numbered years and adjourns on Jan 3 of the following year, while the second session runs from Jan 3 to Jan 2 of even-numbered years.

Answer 2

the answer is when congress gets a new number each time a house of R. starts a new term

Answer 3

so we remember i quess

Answer 4

This year 2012 is session number 112