Table 1.

The population flow change of each place in the Pre-existing epidemic, Alpha epidemic, and Omicron epidemic in Taiwan.

	Pre-Existing			Alpha			Omicron
	Average	Medium	Max	Average	Medium	Max	Average	Medium	Max
New case	4.39	4	25	217.37	175	723	56.91	57.5	129
retail and recreation	−10.288	−12	7	−44.51	−46	−61	−12.77	−11	−27
grocery and pharmacy	0.48	1	−11	−3.82	−4	−23	6.67	4.5	−6
Parks	−8.71	−13	−38	−45.46	−45.73	−70	−21.22	−22	−50
Transit stations	−10.61	−11	−18	−54.4	−56	−73	−20.94	−20	−37
Workplaces	−2.90	1	−59	−20.58	−22	−70	−2.56	3	−79
Residential	0.60	1	−5	15.26	16.5	−1	4.84	4	0