Code indicating the time period or interval
Type
ID
Length
Max 2 / Min 2
Codes
<>  AA
More Than One Year
<>  AB
First Six-Month Period
<>  AC
Second Six-Month Period
<>  AD
Average Daily
<>  AE
Under One Year
<>  AF
Next Three Months
<>  AG
Four Month Period
<>  AM
Average Monthly
<>  AN
Annual
<>  AP
Academic Period
<>  AY
Average Year
<>  BD
Buyer's Manufacturing Days
<>  BM
Bimonthly
<>  BW
Bi-weekly
<>  CC
Cycles
<>  CY
Calendar Year
<>  DA
Calendar Days
<>  DW
Work Days
<>  DY
Day
<>  EA
Calendar Year-to-Date
<>  EB
Campaign-to-Date
<>  EC
Election Cycle
<>  ED
This Period
<>  EE
To Date
<>  EL
Option Period at End of Lease
<>  F1
Fiscal Year Plus One Year
<>  F2
Fiscal Year Plus Two Years
<>  FY
Fiscal Year
<>  HR
Hours
<>  ID
Inception to Date
<>  KK
Maximum Calendar Days
<>  KL
As Required
<>  LN
Lease Termination Notification Period
<>  LT
Lease Term
<>  MD
Month to Date
<>  MI
Minutes
<>  MO
Month
<>  MS
Mean Time Between Stops
<>  MT
Mean Time Between Failure
<>  NX
Next Six Months
<>  PA
Plan Year to Date
<>  PD
Period to Date
<>  PM
Preceding 12 Months
<>  PR
Preceding Six Months
<>  Q1
First Quarter
<>  Q2
Second Quarter
<>  Q3
Third Quarter
<>  Q4
Fourth Quarter
<>  QY
Quarter of a Year
<>  SA
Semiannual
<>  SD
Seller's Manufacturing Days
<>  SH
Shift
<>  SM
Semimonthly
<>  SP
Summer Period
<>  TY
Tax Year
<>  WK
Weeks
<>  WW
Work Week
<>  WY
Weekly
<>  YD
Year to Date
<>  ZZ
Mutually Defined

