ISLAMABAD    -   The exchange rate of dollar dropped by Rs0.12 in interbank and traded at Rs156.18 compared to last closing of Rs156.30, State Bank of Pakistan (SBP) reported on Thursday. In open market, the buying and selling rates of dollar closed at Rs156.1 and Rs156.9 respectively. The SBP further reported that in interbank the price of Euro decreased by Rs0.13 and traded at Rs172.23 against the last closing of Rs172.36. The exchange rate of Japanese yen lost 1 paisa as its price closed at Rs1.44 compared to the last closing of Rs1.45, whereas increase of Rs 0.64 was witnessed in exchange rate of British Pound which was traded at Rs 192.54 compared to last closing of Rs193.18.