| 1 | Number of Cardholders - Principal | Numeric (General) | Number of Cardholders | Note: Refer to end of period. The data series refers to the total number of principal cardholders in Table 2: General Data II. |
| 2 | Number of Cardholders - Supplementary | Numeric (General) | Number of Cardholders | Note: Refer to end of period. The data series refers to the total number of supplementary cardholders in Table 2: General Data II. |
| 3 | Total Card Billings | Numeric (General) | S$ Million | Note: The data series refers to reporting entities' total billings of cardholders in and outside Singapore in Table 1: General Data 1. |
| 4 | Rollover Balance | Numeric (General) | S$ Million | Note: Refer to end of period. The data series refers to the sum of rollover balance in Table 4: Credit Cards, Table 5A: Exempted Credit Cards & Charge Cards issued under Regulation 14(5)(b) or (6), and Table 5B: Exempted Micro credit cards & charge cards. |
| 5 | Bad Debts Written Off | Numeric (General) | S$ Million | Note: Refer to total bad debts written off in Table 1: General Data I. |
| 6 | Charge-off Rates | Numeric (Percent) | % | Note: Charge-off rate for the year is defined as the bad debts written off during the year divided by the average rollover balance for the same year. The quarterly charge-off rate is calculated by annualising the ratio obtained from dividing the bad debts written off for the quarter by the rollover balance as at the end of the quarter. |