ch_client = “”; ch_width = 468; ch_height = 180; ch_type = “mpu”; ch_sid = “Chitika Premium”; ch_backfill = 1; how are the quarterly exchange rates calculated? Hi all, When somebody says the Exchange Rate for the first quarter of 1990 is USD 1.6428 / GBP, what does it mean? How do they actually calculate quarterly [...]