Table 5.

Input-output correlations during 2021–2022

	Operating revenue		RPK		PTK		CO2
	Low	Up	Low	Up	Low	Up	Low	Up
Operating costs	0.932***	0.971***	0.518***	0.641***	0.510***	0.534***	0.618***	0.615***
ASK	0.721***	0.796***	0.943***	0.984***	0.858***	0.846***	0.738***	0.771***
ATK	0.605***	0.650***	0.888***	0.872***	0.980***	0.984***	0.633***	0.662***