A resounding fall of the Yemeni riyal against other currencies this morning

The capital, Aden:
US dollar = 2000: 1987
Saudi riyal = 523 : 521
Hadhramaut:
US dollar = 2000: 1987
Saudi riyal = 523 : 521
Sanaa:
US dollar = 522 : 524
Saudi Riyal= 138.5 : 139
Euro= 642.06 : 646