Table 1. Performance measures of the forecasts.

		Three-day forecast			Seven-day forecast			Fourteen-day forecast
MAE	Forecast on	Harvey	Logistic	Gompertz	Harvey	Logistic	Gompertz	Harvey	Logistic	Gompertz
	March 16	25.01	136.05	17.73	92.38	310.29	27.38	321.40	632.94	187.56
	March 18	42.71	127.26	30.59	123.52	256.38	100.44	372.73	459.71	386.97
	March 20	49.88	64.56	102.62	104.56	149.52	225.19	291.22	244.38	610.40
	March 22	22.62	77.86	111.32	63.52	124.94	259.30	164.29	150.28	525.21
	Average	35.06	101.43	65.57	95.99	210.28	153.07	287.41	371.83	427.54
		Harvey	Logistic	Gompertz	Harvey	Logistic	Gompertz	Harvey	Logistic	Gompertz
MAPE	March 16	1.13	5.83	0.76	3.24	11.06	0.97	8.96	18.43	5.09
	March 18	1.56	4.75	1.14	3.87	8.18	3.14	9.93	12.67	10.21
	March 20	1.64	2.11	3.38	3.03	4.34	6.52	7.51	6.45	15.76
	March 22	0.66	2.31	3.30	1.71	3.42	7.02	4.17	3.93	13.41
	Average	1.25	3.75	2.14	2.96	6.75	4.41	7.64	10.37	11.12
		Harvey	Logistic	Gompertz	Harvey	Logistic	Gompertz	Harvey	Logistic	Gompertz
RMSE	March 16	26.72	155.82	22.34	116.30	359.17	36.65	423.22	729.36	279.11
	March 18	51.59	133.08	32.58	149.67	289.12	126.01	473.91	514.70	516.53
	March 20	53.46	72.34	108.36	124.43	169.85	263.69	367.20	268.43	761.14
	March 22	27.08	82.37	122.34	77.34	135.10	300.21	213.80	158.70	636.35
	Average	39.71	110.90	71.41	116.94	238.31	181.64	369.53	417.80	548.28