Table 2.

Comparison of Akaike information criterion (AIC) values between 1-phase and 2-phase models for time periods with 2-phase model fit in Table 1

Time period (date posted)	Model	AIC
4/13-5/15 (5/20)	1-phase	352
	2-phase	163
4/11-6/5 (6/10)	1-phase	589
	2-phase	499
4/12-6/19 (6/26)	1-phase	1286
	2-phase	771