The price of silver got slammed in September, as sales of 1oz American Eagles doubled at the US Mint. Sales of 1oz gold coins went from 21,000 in August to 50,000 in September. 

Sales figures for 1oz Silver coins via the US Mint. The October figures are probably September sales that didn't get reported.
 
July             1,975,000
August     2,007,500
September  4,140,000
October     1,150,000