ISLAMABAD - The exchange rate of Dollar in interbank was decreased by 01 paisa and closed at Rs 138.81 against Rs 138.82, State Bank of Pakistan (SBP) reported Wednesday. However according to Forex Association of Pakistan, the open market rate of Dollar closed at Rs138.80. The SBP reported that in interbank the price of Euro increased by 13 paisa after which it was traded at Rs156.75 against Rs 156.62 on last day. The price of Japanese yen remains unchanged with 1.24 while the decrease of 96 paisa was witnessed in exchange rate of British Pound which was traded at Rs 182.56 against Rs183.52. Exchange rates of UAE Dirham and Saudi Rayal remain unchanged and traded at 37.79 and 37.01respectivly.