TABLE 3.

Forecasting accuracy measures for the cumulative confirmed cases and deaths in the countries where herd lockdown was imposed

Country	Iceland			Netherland			Sweden
Models	MAPE	MAE	RMSE	MAPE	MAE	RMSE	MAPE	MAE	RMSE
Daily cumulative number of confirmed cases
PR	27.69	715.54	830.54	9.56	10,285.79	11,743.07	7.39	6,742.31	8,223.87
SVR	6.71	173.88	203.87	9.45	10,195.53	11,608.08	47.96	43,296.94	43,666.40
DT	11.40	293.92	332.64	14.26	15,463.84	18,014.32	2.44	2,226.53	2,701.35
GBR	11.43	294.69	333.32	14.30	15,504.66	18,049.37	2.47	2,259.54	2,728.62
RF	11.66	300.41	338.39	15.00	16,219.56	18,667.07	2.59	2,366.83	2,818.11
KNN	11.74	302.42	340.18	15.11	16,340.34	18,772.11	2.61	2,381.53	2,830.46
Holt winter	7.89	202.74	225.68	3.89	4,265.77	5,347.75	0.82	741.17	855.84
ARIMA	7.40	190.30	212.45	3.49	3,845.05	4,967.90	0.71	650.78	813.43
SARIMA	7.49	192.93	216.84	2.07	2,297.04	3,144.86	0.39	354.67	456.47
Daily cumulative number of deaths
PR	24.29	2.42	2.78	27.86	1769.76	2060.50	17.09	1,005.51	1,178.89
SVR	20.23	2.02	2.03	34.08	2,157.51	2,171.72	58.15	3,417.77	3,445.04
DT	0.00	0.00	0.00	0.93	59.53	75.31	0.20	11.92	14.98
GBR	0.001	0.0001	0.0001	0.95	60.99	76.47	0.23	13.89	16.59
RF	0.00	0.00	0.00	0.96	61.52	76.89	0.24	14.10	16.77
KNN	0.00	0.00	0.00	0.98	62.53	77.70	0.236	13.92	16.62
Holt winter	0.00	0.002	0.0003	0.65	41.78	54.87	0.63	37.06	41.79
ARIMA	1.20	0.12	0.13	0.60	38.59	51.96	0.57	33.83	40.15
SARIMA	2.7	0.27	0.30	0.53	34.03	47.01	0.42	24.93	27.59

Three model values were bolded due to those provided best results than other.