| Year | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| General route | Incheon /Baengnyeong |
373,206 | 295,783 | 305,185 | 333,374 | 374,431 | 407,502 | 400,692 | 255,100 | 265,012 | 325,840 |
| Incheon /Yeonpyeong |
108,894 | 98,224 | 99,303 | 102,251 | 104,218 | 104,654 | 107,615 | 86,424 | 92,118 | 105,035 | |
| Incheon /Deokjeok |
319,087 | 283,360 | 311,052 | 300,572 | 241,732 | 228,759 | 230,538 | 191,242 | 196,272 | 215,128 | |
| Incheon /Ijak |
125,216 | 111,651 | 108,646 | 115,754 | 204,684 | 213,773 | 248,632 | 215,829 | 195,151 | 233,715 | |
| Incheon /Jeju |
118,717 | 31,914 | - | - | - | - | - | - | 2,322 | 45,062 | |
| sub Total | 1,045,120 | 820,932 | 824,186 | 851,951 | 925,065 | 954,688 | 987,477 | 748,595 | 750,875 | 924,780 | |
| Year | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | |
| Subsidized line | Incheon /Daenanji |
- | - | - | - | - | - | - | - | - | - |
| Incheon /Yukdo and Pungdo |
18,110 | 17,990 | 17,391 | 16,703 | 17,018 | 15,882 | 16,263 | 14,459 | 17,495 | 17,388 | |
| sub Total | 18,110 | 17,990 | 17,391 | 16,703 | 17,018 | 15,882 | 16,263 | 14,459 | 17,495 | 17,388 | |
| Sum | 1,063,230 | 838,922 | 841,577 | 868,654 | 942,083 | 970,570 | 1,003,740 | 763,054 | 768,370 | 942,168 | |
