16. 17. What was the country' 3 overall balance in 2013? Your answer: 15 millions (Please round your answer to two decimal places.) Did the country' 5 reserves change increase or decrease in 2013? By how much? Your answer: 15 millions (Please round your answer to two decimal places.) Note: a positive number means an increase and negative number means a decrease. DO NOT put in the \"+\" sign for a po sitlve number, but DO include the \"\" sign for a negative number