{"text_format":"1","workbook":"xlsx","n_sheets":2,"sheets":["Gegevens","Lijst"],"not_rendered":{"charts":0,"images":0,"macros":1,"external_links":0,"defined_names":2,"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":"Gegevens","index":0,"n_rows":11,"n_cols":16,"rows_kept":11,"cut":false,"hidden":false,"merged":[]}
["Nummer","2017-09-01","2017-09-02","2017-09-03","2017-09-04","2017-09-05","2017-09-06","2017-09-07","2017-09-08","2017-09-09","2017-09-10","2017-09-11","2017-09-12","2017-09-13","2017-09-14","2017-09-15"]
[1,"J","J",null,null,null,null,null,null,null,"J"]
[2,"DT","yy",null,null,null,null,null,null,null,"uuuu"]
[3,"J","pp"]
[4,"J",null,null,null,null,null,null,null,null,"tuuuuuut"]
[5,"OPL"]
[6,"J"]
[7,"J"]
[8,"OPL",null,null,null,null,null,null,null,null,null,null,"verlof"]
[9,"J"]
[10,"Z",null,null,null,null,null,null,null,null,null,null,null,null,null,"absent"]

{"sheet":"Lijst","index":1,"n_rows":19,"n_cols":3,"rows_kept":19,"cut":false,"hidden":false,"merged":[]}
["Dag","Nummer","Type"]
["2017-09-01",1,"J"]
["2017-09-01",2,"DT"]
["2017-09-01",3,"J"]
["2017-09-01",4,"J"]
["2017-09-01",5,"OPL"]
["2017-09-01",6,"J"]
["2017-09-01",7,"J"]
["2017-09-01",8,"OPL"]
["2017-09-01",9,"J"]
["2017-09-01",10,"Z"]
["2017-09-02",1,"J"]
["2017-09-02",2,"yy"]
["2017-09-02",3,"pp"]
["2017-09-10",1,"J"]
["2017-09-10",2,"uuuu"]
["2017-09-10",4,"tuuuuuut"]
["2017-09-12",8,"verlof"]
["2017-09-15",10,"absent"]