Question is not clear, please rephrase it. However, if you are asking about storing college year as integer, I do not see a problem here you can create a database like this:
CREATE TABLE CollegeYear (
YearNo int
)
INSERT INTO CollegeYear (YearNo) VALUES (2010)
INSERT INTO CollegeYear (YearNo) VALUES (2011)
INSERT INTO CollegeYear (YearNo) VALUES (2012)
I used the word YearNo for the column since Year is a keyword in SQL Server.