CTA2: Selected data from T7-T19
| Year | |||||
|---|---|---|---|---|---|
| 2017 | 2018 | 2019 | 2020 | 2021 | |
 Payment systems and critical service providers | |||||
| BOK-Wire+ | |||||
| Number of transactions (millions) | 4 | 4 | 5 | 5 | 6 |
| Increase in the number of transactions (% change on previous year) | 7.0 | 9.2 | 11.9 | 5.2 | 6.7 |
| Value of transactions (USD billions) | 69,705 | 75,837 | 78,344 | 89,425 | 106,184 |
| Average value per transaction (USD thousands) | 17,292 | 17,232 | 15,907 | 17,260 | 19,205 |
| Increase in the real value of transactions (% change on previous year, adjusted by CPI inflation) | 7.5 | 7.2 | 2.9 | 13.5 | 15.8 |
| Value of transactions as a percentage of GDP (%) | 4,294 | 4,398 | 4,748 | 5,434 | 5,871 |
| Total number of participants (units; end of year) | 130 | 125 | 125 | 125 | 127 |
| Of which: directly connected participants (units; end of year) | 130 | 125 | 125 | 125 | 127 |
| Concentration ratio in terms of volume (%) | 37.8 | 39.0 | 42.4 | 42.0 | 41.2 |
| Concentration ratio in terms of value (%) | 43.4 | 44.0 | 44.6 | 44.4 | 43.7 |
| Check Clearing System | |||||
| Number of transactions (millions) | 103 | 81 | 62 | 50 | 44 |
| Increase in the number of transactions (% change on previous year) | -20.7 | -21.5 | -22.7 | -20.3 | -12.2 |
| Value of transactions (USD billions) | 1,774 | 1,781 | 1,622 | 1,530 | 1,530 |
| Average value per transaction (USD thousands) | 17 | 22 | 26 | 31 | 35 |
| Increase in the real value of transactions (% change on previous year, adjusted by CPI inflation) | -9.9 | -1.0 | -9.3 | -6.2 | -2.5 |
| Value of transactions as a percentage of GDP (%) | 109 | 103 | 98 | 93 | 85 |
| Total number of participants (units; end of year) | 25 | 26 | 26 | 26 | 27 |
| Of which: directly connected participants (units; end of year) | 25 | 26 | 26 | 26 | 27 |
| Concentration ratio in terms of volume (%) | nap | nap | nap | nap | nap |
| Concentration ratio in terms of value (%) | nap | nap | nap | nap | nap |
| Interbank Shared Networks | |||||
| Number of transactions (millions) | 5,428 | 6,097 | 6,826 | 8,119 | 9,853 |
| Increase in the number of transactions (% change on previous year) | 7.5 | 12.3 | 12.0 | 18.9 | 21.4 |
| Value of transactions (USD billions) | 16,589 | 18,637 | 18,499 | 21,759 | 26,867 |
| Average value per transaction (USD thousands) | 3 | 3 | 3 | 3 | 3 |
| Increase in the real value of transactions (% change on previous year, adjusted by CPI inflation) | 3.0 | 10.7 | -1.1 | 17.0 | 20.5 |
| Value of transactions as a percentage of GDP (%) | 1,022 | 1,081 | 1,121 | 1,322 | 1,486 |
| Total number of participants (units; end of year) | 58 | 59 | 61 | 63 | 65 |
| Of which: directly connected participants (units; end of year) | 58 | 59 | 61 | 63 | 65 |
| Concentration ratio in terms of volume (%) | nap | nap | nap | nap | nap |
| Concentration ratio in terms of value (%) | nap | nap | nap | nap | nap |
| Central counterparties and clearing houses | |||||
| Korea Exchange(KRX) | |||||
| Number of transactions (thousands) | nap | nap | nap | nap | nap |
| Increase in the number of transactions (% change on previous year) | nap | nap | nap | nap | nap |
| Value of transactions (USD billions) | 455 | 521 | 542 | 730 | 812 |
| Average value per transaction (USD thousands) | nap | nap | nap | nap | nap |
| Increase in the real value of transactions (% change on previous year, adjusted by CPI inflation) | 9.4 | 13.0 | 3.5 | 34.1 | 8.5 |
| Value of transactions as a percentage of GDP (%) | 28.0 | 30.2 | 32.8 | 44.4 | 44.9 |
| Total number of clearing members (units; end of year) | 92 | 92 | 92 | 92 | 94 |
| Korea Securities Depository (KSD) | |||||
| Number of transactions (thousands) | 35,496 | 36,269 | 29,617 | 36,206 | 48,068 |
| Increase in the number of transactions (% change on previous year) | 26.4 | 2.2 | -18.3 | 22.2 | 32.8 |
| Value of transactions (USD billions) | 158 | 181 | 142 | 193 | 241 |
| Average value per transaction (USD thousands) | 4 | 5 | 5 | 5 | 5 |
| Increase in the real value of transactions (% change on previous year, adjusted by CPI inflation) | 14.0 | 13.1 | -22.2 | 35.8 | 21.5 |
| Value of transactions as a percentage of GDP (%) | 9.7 | 10.5 | 8.6 | 11.7 | 13.3 |
| Total number of clearing members (units; end of year) | 81 | 82 | 81 | 78 | 77 |
| Central securities depositories | |||||
| Korea Securities Depository (KSD) | |||||
| Number of delivery instructions (thousands) | 44,361 | 45,757 | 39,433 | 47,086 | 59,740 |
| Increase in the number of delivery instructions (% change on previous year) | 19.7 | 3.1 | -13.8 | 19.4 | 26.9 |
| Value of delivery instructions (USD billions) | 6,723 | 7,087 | 6,868 | 7,600 | 8,607 |
| Average value per delivery instruction (USD thousands) | 152 | 155 | 174 | 161 | 144 |
| Increase in the real value of delivery instructions (% change on previous year, adjusted by CPI inflation) | -1.6 | 3.9 | -3.5 | 10.1 | 10.5 |
| Value of delivery instructions as a percentage of GDP (%) | 414.2 | 411.0 | 416.2 | 461.8 | 475.9 |
| Total number of participants (units; end of year) | 376 | 404 | 451 | 496 | 512 |
| Number of securities held (thousands) | 65 | 70 | 74 | 79 | 91 |
| Value of securities held (USD millions) | 1,912,924 | 2,064,028 | 2,087,556 | 2,286,483 | 2,588,773 |