Pakistan's foreign exchange reserves fell below to $14 billion level in the week that ended on November 21 compared with $14.12 billion the previous week, the State Bank of Pakistan (SBP) said on Thursday. According to State Bank of Pakistan spokesman Syed Wasimur Rehman, reserves fell to Rs 13.90 billion with a decrease of 1.56 percent. In this period, SBPs reserves reached at $10.27 billion, compared with $10.49 billion a week earlier, while those held by commercial banks were at $3.63 billion.