YEREVAN, 19 July. /ARKA/. The average market exchange rate of the US dollar to the Armenian dram has upped today by 0.38 points from July 18 to 388.37 drams, the Central Bank reported. The euro’s exchange rate has dropped by 1.49 points to AMD 422.70, while the Russian ruble’s exchange rate has risen by 0.02 points to