Table 2. Accuracy measures for the models over the Spanish data from January 2015 to December 2019.

	ME	RMSE	MAE	MPE	MAPE	ACF1
ARIMA	-44.85	1847.12	1120.43	-0.20%	3.03%	-0.04
ETS	5.06	1618.09	1051.22	-0.18%	2.81%	0.42
ALNB	20.32	2816.22	1849.28	-0.51%	4.99%	0.25