Table 5. Analysis between departure delay and precipitation and weather variables (Unit: Number of departure delays)

	2015년	2016년	2017년	2018년	2019년
-RA, RA, +RA, -SHRA, SHRA	2,478	4,671	1,627	2,341	3,294
-SN, SN, +SN, -SHSN, SHSN	144	230	377	1,137	10
-DZ, DZ	163	191	29	77	109
BR, FG, DU, HZ	1,574	1,593	612	461	695
WIND-SHEAR	1,725	3,263	2,757	2,997	2,038
THUNDER-STORM	0	38	48	19	74

주1: RA(rain), SHRA(shower rain), SN(snow), SHSN (shower snow), DZ(drizzle), BR(mist), FG(fog), DU(dust), HZ(haze).
주2: (-): Light, (+): Heavy.