Table 2. Aviation safety voluntary reports reception status (Kim, 2020) (Number of reports)

Year Pilot ATC Cabin Maintenance Etc. Total
2015 67 23 0 2 58 150
216 114 11 0 0 48 173
217 92 13 1 1 30 137
218 67 16 3 1 18 105
219 94 50 0 2 17 163
220July 38 16 0 1 8 63
Total 472 129 4 7 179 791