The stockpile rose to $3.53 trillion from $3.51 trillion at the end of September, compared with a drop of $43.3 billion in September and a record $93.9 billion slide in August
The stockpile rose to $3.53 trillion from $3.51 trillion at the end of September, compared with a drop of $43.3 billion in September and a record $93.9 billion slide in August