{"pre_text": ["packaging corporation of america notes to consolidated financial statements ( continued ) december 31 , 2005 10 .", "commitments and contingencies ( continued ) purchase commitments the company has entered into various purchase agreements to buy minimum amounts of energy over periods ranging from one to two years at fixed prices .", "total purchase commitments over the next two years are as follows : ( in thousands ) ."], "post_text": ["these purchase agreements are not marked to market .", "the company purchased $ 12.8 million during the year ended december 31 , 2005 , $ 17.6 million during the year ended december 31 , 2004 , and $ 19.3 million during the year ended december 31 , 2003 under these purchase agreements .", "litigation on may 14 , 1999 , pca was named as a defendant in two consolidated class action complaints which alleged a civil violation of section 1 of the sherman act .", "the suits , then captioned winoff industries , inc .", "v .", "stone container corporation , mdl no .", "1261 ( e.d .", "pa. ) and general refractories co .", "v .", "gaylord container corporation , mdl no .", "1261 ( e.d .", "pa. ) , name pca as a defendant based solely on the allegation that pca is successor to the interests of tenneco packaging inc .", "and tenneco inc. , both of which were also named as defendants in the suits , along with nine other linerboard and corrugated sheet manufacturers .", "the complaints allege that the defendants , during the period october 1 , 1993 through november 30 , 1995 , conspired to limit the supply of linerboard , and that the purpose and effect of the alleged conspiracy was to artificially increase prices of corrugated containers and corrugated sheets , respectively .", "on november 3 , 2003 , pactiv ( formerly known as tenneco packaging ) , tenneco and pca entered into an agreement to settle the class action lawsuits .", "the settlement agreement provided for a full release of all claims against pca as a result of the class action lawsuits and was approved by the court in an opinion issued on april 21 , 2004 .", "approximately 160 plaintiffs opted out of the class and together filed about ten direct action complaints in various federal courts across the country .", "all of the opt-out complaints make allegations against the defendants , including pca , substantially similar to those made in the class actions .", "the settlement agreement does not cover these direct action cases .", "these actions have almost all been consolidated as in re linerboard , mdl 1261 ( e.d .", "pa. ) for pretrial purposes .", "pactiv , tenneco and pca have reached an agreement to settle all of the opt-out cases .", "these agreements provide for a full release of all claims against pca as a result of litigation .", "pca has made no payments to the plaintiffs as a result of the settlement of any of the opt-out suits .", "as of the date of this filing , we believe it is not reasonably possible that the outcome of any pending litigation related to these matters will have a material adverse effect on our financial position , results of operations or cash flows .", "pca is also party to various legal actions arising in the ordinary course of business .", "these legal actions cover a broad variety of claims spanning our entire business .", "as of the date of this filing , we believe it is ."], "table": [["2006", "$ 2408"], ["2007", "1364"], ["total", "$ 3772"]], "table_ori": [["2006", "$2,408"], ["2007", "1,364"], ["Total", "$3,772"]]}

Question: total purchase commitments over the next two years are what ( in thousands ) ?\\n\\n\\n
Evidence:
table_1: 2006 the 2007 of $ 2408 is 1364 ;
Program: add(2408, 1364)
Answer:
str_answer: 3772
exe_answer: 3772