ISLAMABAD - Pakistani rupee is under severe pressure against US dollar these days, as it hit at a record low level of 91 .65/70 on Tuesday in interbank foreign exchange market due to the scheduled loan repayment to the International Monetary Fund (IMF) and oil import bill payment.Analysts believed that rupee is under pressure due to the Pakistan’s loan repayment to the IMF in the last week of ongoing month of May. Similarly, Pakistan has to pay oil import bill, which is keeping rupee under pressure against the US dollar . Pakistan has to repay over $400 million to IMF in the last week of May likely on 24 or 25 of the ongoing month. Pakistan has to repay $1.2 billion to the IMF during the outgoing financial year 2011-12, which includes $990 million of the Standby Agreement (SBA) loan taken by incumbent government and $210 million from previous IMF loans.It might be recalled here that Pakistani rupee had depreciated sharply during the present government tenure, as recorded at over 91 .50/dollar on Tuesday against the level of some 60/dollar in 2008. The rupee was traded on over 91 .50 to a dollar in interbank forex market. Previously, the rupee hit a record low of low of 91 .07 to a dollar on April 30.Meanwhile, according to some media reports, Pakistan’s liquid foreign exchange reserves have depleted to $16.103 billion by week ended May 11 from record high of $18.313 billion on July 30, 2011 due to scheduled debt repayment against foreign loans.