HM - Honorary Member	LM - Life Member
LF - Life Fellow	M - Member
F - Fellow	PM - Pending Member
LS - Life Senior	LA - Life Associate
SM - Senior Member	A - Associate
PS - Pending Senior	Students - Student Members

The categories on the left margin of the report are defined as:

Active Membership Last Month : The IEEE membership total of the previous month.

Elections	New applicants
Arrears Paid	Late dues renewing members
Reinstatements	Former IEEE members reinstating membership after a break in active membership for a year or more
Transfers To	Indicates members who have been transferred to this grade column, e.g., a Member has been elevated to Senior Member grade
Moved Into Region	Indicates members who have moved into this IEEE geographical Region or Section
Corrections To	An administrative correction to data
Total Additions	The sum of the above stated addition categories
Arrears	Members terminated this month for nonpayment of dues
Resigned	Members who have requested that their membership be terminated
Deceased	Members who have died
Transfers From	Indicates members who have been transferred from this grade column e.g., a Senior Member has been elevated from Member grade.
Moved Out of Region	Indicates members who have moved from this IEEE geographical Region or Section
Corrections From	An administrative correction to data
Total Deletions	The sum of the above stated deletion categories
Active this Month	The sum of the prior month's membership total plus this month's total of membership additions and deletions
Active Prior Year	The active membership statistics same month of the prior year
Loss/Gain	The numeric difference from the year's membership
Loss Gain Percentage	The percentage difference from the prior year's membership
Arrears This Month	The YTD non-renewing member loss total as of this month
Arrears Prior Year	The YTD non-renewing members loss total in prior year
Resigned This Month	Member YTD terminating IEEE membership as of this month
Resigned Prior Year	Members YTD terminating IEEE membership in prior year