{"pre_text": ["5 .", "commitments and contingencies rental expense related to office , warehouse space and real estate amounted to $ 608 , $ 324 , and $ 281 for the years ended december 25 , 2004 , december 27 , 2003 , and december 28 , 2002 , respectively .", "future minimum lease payments are as follows : at december 25 , 2004 , the company expects future costs of approximately $ 900 for the completion of its facility expansion in olathe , kansas .", "certain cash balances of gel are held as collateral by a bank securing payment of the united kingdom value-added tax requirements .", "these amounted to $ 1457 and $ 1602 at december 25 , 2004 and december 27 , 2003 , respectively , and are reported as restricted cash .", "in the normal course of business , the company and its subsidiaries are parties to various legal claims , actions , and complaints , including matters involving patent infringement and other intellectual property claims and various other risks .", "it is not possible to predict with certainty whether or not the company and its subsidiaries will ultimately be successful in any of these legal matters , or if not , what the impact might be .", "however , the company 2019s management does not expect that the results in any of these legal proceedings will have a material adverse effect on the company 2019s results of operations , financial position or cash flows .", "6 .", "employee benefit plans gii sponsors an employee retirement plan under which its employees may contribute up to 50% ( 50 % ) of their annual compensation subject to internal revenue code maximum limitations and to which gii contributes a specified percentage of each participant 2019s annual compensation up to certain limits as defined in the plan .", "additionally , gel has a defined contribution plan under which its employees may contribute up to 5% ( 5 % ) of their annual compensation .", "both gii and gel contribute an amount determined annually at the discretion of the board of directors .", "during the years ended december 25 , 2004 , december 27 , 2003 , and december 28 , 2002 , expense related to these plans of $ 5183 , $ 4197 , and $ 2728 , respectively , was charged to operations .", "certain of the company 2019s foreign subsidiaries participate in local defined benefit pension plans .", "contributions are calculated by formulas that consider final pensionable salaries .", "neither obligations nor contributions for the years ended december 25 , 2004 , december 27 , 2003 , and december 28 , 2002 were significant. ."], "post_text": ["."], "table": [["year", "amount"], ["2005", "$ 512"], ["2006", "493"], ["2007", "493"], ["2008", "474"], ["2009", "474"], ["thereafter", "3452"]], "table_ori": [["Year", "Amount"], ["2005", "$512"], ["2006", "493"], ["2007", "493"], ["2008", "474"], ["2009", "474"], ["Thereafter", "3,452"]]}

Question: what is the increase in expense related to office , warehouse space , and real estate during 2003 and 2004?
Evidence:
text_1: commitments and contingencies rental expense related to office , warehouse space and real estate amounted to $ 608 , $ 324 , and $ 281 for the years ended december 25 , 2004 , december 27 , 2003 , and december 28 , 2002 , respectively .
Program: subtract(608, 324)
Answer:
str_answer: 284
exe_answer: 284