{"text_format":"1","workbook":"xlsx","n_sheets":2,"sheets":["Parameters","Data"],"not_rendered":{"charts":0,"images":0,"macros":1,"external_links":0,"defined_names":0,"comments":0,"pivot_tables":0},"unopened":[],"bounds":{"document_bytes":16777216,"sheet_cells":100000,"rows_first":2000,"rows_last":500,"rows_between":2000,"halvings":0,"cell_chars":16384,"cell_head_chars":4096},"cells_cut":0,"cells_raw":0,"read":"whole","date_system":"1900"}

{"sheet":"Parameters","index":0,"n_rows":20,"n_cols":10,"rows_kept":20,"cut":false,"hidden":false,"merged":[]}
["From","To","Grade"]
[90,100,"A+"]
[85,89,"A"]
[80,84,"A-"]
[76,79,"B+"]
[72,75,"B"]
[68,71,"B-"]
[64,67,"C+"]
[60,63,"C"]
[55,59,"C-"]
[50,54,"D"]
[0,49,"F"]
[]
[]
[]
[]
[]
[]
[]
[null,null,null,null,1,2,3,4,5,6]

{"sheet":"Data","index":1,"n_rows":36,"n_cols":3,"rows_kept":36,"cut":false,"hidden":false,"merged":[]}
["Student ID","Marks","Grades"]
[1001,98]
[1002,31]
[1003,100]
[1004,51]
[1005,83]
[1006,59]
[1007,67]
[1008,82]
[1009,30]
[1010,85]
[1011,40]
[1012,81]
[1013,43]
[1014,97]
[1015,46]
[1016,49]
[1017,94]
[1018,97]
[1019,59]
[1020,40]
[1021,96]
[1022,94]
[1023,86]
[1024,83]
[1025,97]
[1026,69]
[1027,92]
[1028,47]
[1029,32]
[1030,52]
[1031,66]
[1032,37]
[1033,66]
[1034,52]
[1035,47]