{"pre_text": ["the fair value of our total investments increased $ 4.8 billion during 2010 , primarily due to unrealized appreciation , the inves- ting of operating cash flows , and the portfolios acquired in the 2010 corporate acquisitions .", "the following tables show the market value of our fixed maturities and short-term investments at december 31 , 2010 and 2009 .", "the first table lists investments according to type and the second according to s&p credit rating. ."], "post_text": ["."], "table": [["( in millions of u.s . dollars except for percentages )", "2010 market value", "2010 percentage of total", "2010 market value", "percentageof total"], ["treasury", "$ 2075", "4% ( 4 % )", "$ 2068", "5% ( 5 % )"], ["agency", "2015", "4% ( 4 % )", "2698", "6% ( 6 % )"], ["corporate and asset-backed securities", "15900", "33% ( 33 % )", "13537", "30% ( 30 % )"], ["mortgage-backed securities", "12362", "25% ( 25 % )", "11311", "25% ( 25 % )"], ["municipal", "2449", "5% ( 5 % )", "2300", "5% ( 5 % )"], ["non-u.s .", "12199", "25% ( 25 % )", "11172", "25% ( 25 % )"], ["short-term investments", "1983", "4% ( 4 % )", "1667", "4% ( 4 % )"], ["total", "$ 48983", "100% ( 100 % )", "$ 44753", "100% ( 100 % )"], ["aaa", "$ 23718", "48% ( 48 % )", "$ 22884", "51% ( 51 % )"], ["aa", "4714", "10% ( 10 % )", "4021", "9% ( 9 % )"], ["a", "8482", "17% ( 17 % )", "7461", "17% ( 17 % )"], ["bbb", "5487", "11% ( 11 % )", "4910", "11% ( 11 % )"], ["bb", "3357", "7% ( 7 % )", "2866", "6% ( 6 % )"], ["b", "2393", "5% ( 5 % )", "2029", "5% ( 5 % )"], ["other", "832", "2% ( 2 % )", "582", "1% ( 1 % )"], ["total", "$ 48983", "100% ( 100 % )", "$ 44753", "100% ( 100 % )"]], "table_ori": [["", "2010", "2009"], ["(in millions of U.S. dollars, except for percentages)", "Market Value", "Percentage of Total", "Market Value", "Percentageof Total"], ["Treasury", "$2,075", "4%", "$2,068", "5%"], ["Agency", "2,015", "4%", "2,698", "6%"], ["Corporate and asset-backed securities", "15,900", "33%", "13,537", "30%"], ["Mortgage-backed securities", "12,362", "25%", "11,311", "25%"], ["Municipal", "2,449", "5%", "2,300", "5%"], ["Non-U.S.", "12,199", "25%", "11,172", "25%"], ["Short-term investments", "1,983", "4%", "1,667", "4%"], ["Total", "$48,983", "100%", "$44,753", "100%"], ["AAA", "$23,718", "48%", "$22,884", "51%"], ["AA", "4,714", "10%", "4,021", "9%"], ["A", "8,482", "17%", "7,461", "17%"], ["BBB", "5,487", "11%", "4,910", "11%"], ["BB", "3,357", "7%", "2,866", "6%"], ["B", "2,393", "5%", "2,029", "5%"], ["Other", "832", "2%", "582", "1%"], ["Total", "$48,983", "100%", "$44,753", "100%"]]}

Question: what is the percentage change in the balance of short-term investments in 2010?
Evidence:
table_7: ( in millions of u.s . dollars except for percentages ) the short-term investments of 2010 market value is 1983 ; the short-term investments of 2010 percentage of total is 4% ( 4 % ) ; the short-term investments of 2010 market value is 1667 ; the short-term investments of percentageof total is 4% ( 4 % ) ;
table_8: ( in millions of u.s . dollars except for percentages ) the total of 2010 market value is $ 48983 ; the total of 2010 percentage of total is 100% ( 100 % ) ; the total of 2010 market value is $ 44753 ; the total of percentageof total is 100% ( 100 % ) ;
Program: subtract(1983, 1667), divide(#0, 1667)
Answer:
str_answer: 19.0%
exe_answer: 0.18956