{"columns":[{"name":"Tulegatan 9 (aktiv) (PM2.5) (ug/m3)","type":"double"},{"name":"Torkel Knutssonsgatan, urban bakgrund Stockholm (aktiv, urban_bakgrund) (PM2.5) (ug/m3)","type":"double"},{"name":"Norr Malma, regional bakgrund (aktiv, regional_bakgrund) (PM2.5) (ug/m3)","type":"double"},{"name":"datetime","type":"timestamp[ns]"}],"n_rows":30,"rows_kept":30,"cut":false,"text_format":"parquet-jsonl-2026-10-02","bounds":{"document_bytes":16777216,"package_text_limit_bytes":33554432,"package_text_slack_bytes":1024,"rows_first":2000,"rows_last":500,"rows_between":2000,"halvings":0,"cell_chars":16384,"cell_head_chars":4096,"vector_min":64,"vector_head_fixed":16,"vector_head_variable":64,"kv_value_chars":1048576,"nesting_max":64,"binary_text":true},"cells_cut":0,"cells_bad_utf8":0,"cells_raw":0,"cells_binary":0,"cells_binary_text":0,"cells_vector":0,"n_row_groups":1,"reader":"pyarrow 23.0.1, python 3.13","created_by":"parquet-cpp-arrow version 17.0.0","schema":{"fields":[{"name":"Tulegatan 9 (aktiv) (PM2.5) (ug/m3)","type":"double","nullable":true,"metadata":null,"children":null},{"name":"Torkel Knutssonsgatan, urban bakgrund Stockholm (aktiv, urban_bakgrund) (PM2.5) (ug/m3)","type":"double","nullable":true,"metadata":null,"children":null},{"name":"Norr Malma, regional bakgrund (aktiv, regional_bakgrund) (PM2.5) (ug/m3)","type":"double","nullable":true,"metadata":null,"children":null},{"name":"datetime","type":"timestamp[ns]","nullable":true,"metadata":null,"children":null}],"parquet":"required group field_id=-1 schema {\n  optional double field_id=-1 Tulegatan 9 (aktiv) (PM2.5) (ug/m3);\n  optional double field_id=-1 Torkel Knutssonsgatan, urban bakgrund Stockholm (aktiv, urban_bakgrund) (PM2.5) (ug/m3);\n  optional double field_id=-1 Norr Malma, regional bakgrund (aktiv, regional_bakgrund) (PM2.5) (ug/m3);\n  optional int64 field_id=-1 datetime (Timestamp(isAdjustedToUTC=false, timeUnit=nanoseconds, is_from_converted_type=false, force_set_converted_type=false));\n}\n"},"kv_metadata":[["ARROW:schema",{"$cut":{"chars":2124,"head":""}}],["pandas","{\"index_columns\": [\"datetime\"], \"column_indexes\": [{\"name\": null, \"field_name\": null, \"pandas_type\": \"unicode\", \"numpy_type\": \"object\", \"metadata\": {\"encoding\": \"UTF-8\"}}], \"columns\": [{\"name\": \"Tulegatan 9 (aktiv) (PM2.5) (ug/m3)\", \"field_name\": \"Tulegatan 9 (aktiv) (PM2.5) (ug/m3)\", \"pandas_type\": \"float64\", \"numpy_type\": \"float64\", \"metadata\": null}, {\"name\": \"Torkel Knutssonsgatan, urban bakgrund Stockholm (aktiv, urban_bakgrund) (PM2.5) (ug/m3)\", \"field_name\": \"Torkel Knutssonsgatan, urban bakgrund Stockholm (aktiv, urban_bakgrund) (PM2.5) (ug/m3)\", \"pandas_type\": \"float64\", \"numpy_type\": \"float64\", \"metadata\": null}, {\"name\": \"Norr Malma, regional bakgrund (aktiv, regional_bakgrund) (PM2.5) (ug/m3)\", \"field_name\": \"Norr Malma, regional bakgrund (aktiv, regional_bakgrund) (PM2.5) (ug/m3)\", \"pandas_type\": \"float64\", \"numpy_type\": \"float64\", \"metadata\": null}, {\"name\": \"datetime\", \"field_name\": \"datetime\", \"pandas_type\": \"datetime\", \"numpy_type\": \"datetime64[ns]\", \"metadata\": null}], \"creator\": {\"library\": \"pyarrow\", \"version\": \"17.0.0\"}, \"pandas_version\": \"2.2.2\"}"]]}
[1.767277,1.323006,0.767469,"2024-11-01T02:00:00.000000000"]
[1.40143,0.910851,0.552572,"2024-11-02T02:00:00.000000000"]
[1.235485,0.895476,0.524252,"2024-11-03T02:00:00.000000000"]
[1.530821,0.959368,0.582852,"2024-11-04T02:00:00.000000000"]
[2.771336,1.833426,0.999202,"2024-11-05T02:00:00.000000000"]
[3.046528,2.482269,1.430923,"2024-11-06T02:00:00.000000000"]
[3.146576,2.156315,1.073307,"2024-11-07T02:00:00.000000000"]
[4.78965,3.028328,1.598936,"2024-11-08T02:00:00.000000000"]
[5.332802,5.10257,2.162987,"2024-11-09T02:00:00.000000000"]
[2.345963,1.799202,1.059685,"2024-11-10T02:00:00.000000000"]
[4.050667,3.966183,1.976652,"2024-11-11T02:00:00.000000000"]
[3.100079,1.890734,0.855974,"2024-11-12T02:00:00.000000000"]
[4.379448,3.039581,1.210318,"2024-11-13T02:00:00.000000000"]
[4.008217,2.836834,1.362709,"2024-11-14T02:00:00.000000000"]
[4.536346,3.067902,2.033047,"2024-11-15T02:00:00.000000000"]
[2.97028,1.790705,0.844226,"2024-11-16T02:00:00.000000000"]
[2.526386,1.602085,0.817852,"2024-11-17T02:00:00.000000000"]
[3.03997,1.679977,0.825437,"2024-11-18T02:00:00.000000000"]
[4.796974,4.043808,1.487558,"2024-11-19T02:00:00.000000000"]
[1.590891,4.0252,0.62488,"2024-11-20T02:00:00.000000000"]
[1.858881,3.967274,2.175056,"2024-11-21T02:00:00.000000000"]
[2.181103,2.258099,1.325571,"2024-11-22T02:00:00.000000000"]
[3.538433,2.429012,1.786715,"2024-11-23T02:00:00.000000000"]
[3.692322,3.413528,1.625315,"2024-11-24T02:00:00.000000000"]
[null,4.283081,3.046307,"2024-11-25T02:00:00.000000000"]
[null,3.963478,2.216343,"2024-11-26T02:00:00.000000000"]
[null,2.088486,0.549987,"2024-11-27T02:00:00.000000000"]
[null,1.640978,0.536828,"2024-11-28T02:00:00.000000000"]
[2.715637,2.486668,1.172029,"2024-11-29T02:00:00.000000000"]
[3.79483,3.035774,1.607172,"2024-11-30T02:00:00.000000000"]