{"text_format":"3","workbook":"xls","n_sheets":3,"sheets":["Sheet1","Sheet2","Sheet3"],"read":"whole","date_system":"1900","formulas":"cached_only"}

{"sheet":"Sheet1","index":0,"n_rows":4,"n_cols":1,"rows_kept":4,"flags":["formulas_cached_only"]}
[" GRP       GPP       ASH       AAT        BP        MP      TMIN        AP "]
[" 1.511712  5.221575  4.155899 74.418554  8.395767  4.819330 12.477620  6.941678 "]
["     TMAX        TN       NOC       NOS "]
["66.904040 73.470765  6.959097 48.830975 "]

{"sheet":"Sheet2","index":1,"n_rows":13,"n_cols":2,"rows_kept":13,"flags":["formulas_cached_only"]}
["Variable","VIF value"]
["GRP",1.511712]
["GPP",5.221575]
["ASH",4.155899]
["AAT",74.418554]
["BP",8.395767]
["MP",4.81933]
["TMIN",2.47762]
["AP",6.941678]
["TMAX",66.90404]
[" TN",73.470765]
["NOC",6.959097]
["NOS ",48.830975]

{"sheet":"Sheet3","index":2,"n_rows":0,"n_cols":0,"rows_kept":0,"flags":["formulas_cached_only"]}