{"text_format":"3","workbook":"xls","n_sheets":4,"sheets":["Chart1","Sheet1","Sheet2","Sheet3"],"not_rendered":{"charts":1,"external_links":1},"unopened":[{"sheet":"Chart1","index":0,"reason":"not_a_worksheet"}],"read":"whole","date_system":"1900","formulas":"cached_only"}

{"sheet":"Sheet1","index":1,"n_rows":29,"n_cols":2,"rows_kept":29,"flags":["formulas_cached_only"]}
[0,50930]
[0.5,52875]
[1,52979]
[1.5,52675]
[2,53168]
[2.5,52738]
[3,52262]
[3.5,52452]
[4,52660]
[4.5,52643]
[4,52319]
[3.5,53265]
[3,52626]
[2.5,52313]
[2,52586]
[1.5,53083]
[1,52667]
[0.5,52752]
[0,52576]
[0,52603]
[0.5,52392]
[1,52829]
[1.5,53105]
[2,52854]
[2.5,53287]
[3,52866]
[3.5,53264]
[4,52725]
[4.5]

{"sheet":"Sheet2","index":2,"n_rows":0,"n_cols":0,"rows_kept":0,"flags":["formulas_cached_only"]}

{"sheet":"Sheet3","index":3,"n_rows":0,"n_cols":0,"rows_kept":0,"flags":["formulas_cached_only"]}