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[null,2015,2015,2015,2015,2015,2015,2015,2015,2015,2015,2015,2015]
["Группа",1,2,3,4,5,6,7,8,9,10,11,12]
["Дверь",3098.3606557377052,1770.4918032786886,1771.3770491803282,1779.344262295082,1770.4918032786886,3540.9836065573772,4603.2786885245905,4868.8524590163943,5311.4754098360663,3540.9836065573772,2213.1147540983611,1770.4918032786886]
["Окно",1765.4476670870113,1008.827238335435,1009.331651954603,1013.8713745271123,1008.827238335435,2017.6544766708701,2622.9508196721313,2774.2749054224464,3026.481715006305,2017.6544766708701,1261.0340479192937,1008.827238335435]
["Рама",441.36191677175282,252.20680958385876,252.33291298865075,253.46784363177807,252.20680958385876,504.41361916771751,655.73770491803282,693.5687263556116,756.62042875157624,504.41361916771751,315.25851197982342,252.20680958385876]
["ИТОГО",{"$f":"SUM(B3:B5)","v":5305.1702395964685},3031.5258511979823,3033.0416141235819,3046.6834804539722,3031.5258511979823,6063.0517023959646,7881.9672131147554,8336.6960907944522,9094.5775535939465,6063.0517023959646,3789.407313997478,3031.5258511979823]

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[null,"Группа","Год","Месяц","Сумма"]
[null,"Дверь",2015,1,3098]
[null,"Дверь",2015,2,1770]
[null,"…..","…","…","…."]
[null,"Дверь",2015,12,1770.4918032786886]
[null,"Окно",2015,1,1765.4476670870113]
[null,"Окно",2015,2,1008.827238335435]
[null,"…..","…","…","…."]
[null,"Окно",2015,12,1008.827238335435]
[]
[null,"И так далее по всему массиву"]