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["Row Labels","Count of Doc. No.",null,null,"Row Labels","Sum of Cost"]
[202401,3,null,null,202401,400]
[202402,4,null,null,202402,800]
[202403,1,null,null,202403,2000]
["Grand Total",8,null,null,"Grand Total",3200]

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["Period","Doc. No.","Description","Cost"]
[202401,"23-01000057","X1",100]
[202401,"23-12600386","X2",200]
[202401,"24-01600034","X3",100]
[202402,"24-16600008","X4",200]
[202402,"22-01600067","X5",100]
[202402,"23-01000014","X6",200]
[202402,"23-01000015","X7",300]
[202403,"24-01234567","X8",2000]