Code indicating the category of contribution

Percentage expressed as a decimal (e.g., 0.0 through 1.0 represents 0% through 100%)

FC02 is the percent of salary an employee elects to contribute.

Monetary amount

FC03 is the dollar amount of the contribution.

A generic number

FC04 is the number of payments per year.

Code indicating a Yes or No condition or response

FC05 is the billing indicator. A "Y" value indicates that the participant is billed for this type of money; an "N" value indicates that the participant is not billed for this type of money.