{"columns":[{"name":"Staketgatan 22 (aktiv) (PM2.5)","type":"double"},{"name":"Norr Malma, regional bakgrund (aktiv, regional_bakgrund) (PM2.5)","type":"double"},{"name":"Torkel Knutssonsgatan, urban bakgrund Stockholm (aktiv, urban_bakgrund) (PM2.5)","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":"Staketgatan 22 (aktiv) (PM2.5)","type":"double","nullable":true,"metadata":null,"children":null},{"name":"Norr Malma, regional bakgrund (aktiv, regional_bakgrund) (PM2.5)","type":"double","nullable":true,"metadata":null,"children":null},{"name":"Torkel Knutssonsgatan, urban bakgrund Stockholm (aktiv, urban_bakgrund) (PM2.5)","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 Staketgatan 22 (aktiv) (PM2.5);\n  optional double field_id=-1 Norr Malma, regional bakgrund (aktiv, regional_bakgrund) (PM2.5);\n  optional double field_id=-1 Torkel Knutssonsgatan, urban bakgrund Stockholm (aktiv, urban_bakgrund) (PM2.5);\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":2040,"head":""}}],["pandas","{\"index_columns\": [\"datetime\"], \"column_indexes\": [{\"name\": null, \"field_name\": null, \"pandas_type\": \"unicode\", \"numpy_type\": \"object\", \"metadata\": {\"encoding\": \"UTF-8\"}}], \"columns\": [{\"name\": \"Staketgatan 22 (aktiv) (PM2.5)\", \"field_name\": \"Staketgatan 22 (aktiv) (PM2.5)\", \"pandas_type\": \"float64\", \"numpy_type\": \"float64\", \"metadata\": null}, {\"name\": \"Norr Malma, regional bakgrund (aktiv, regional_bakgrund) (PM2.5)\", \"field_name\": \"Norr Malma, regional bakgrund (aktiv, regional_bakgrund) (PM2.5)\", \"pandas_type\": \"float64\", \"numpy_type\": \"float64\", \"metadata\": null}, {\"name\": \"Torkel Knutssonsgatan, urban bakgrund Stockholm (aktiv, urban_bakgrund) (PM2.5)\", \"field_name\": \"Torkel Knutssonsgatan, urban bakgrund Stockholm (aktiv, urban_bakgrund) (PM2.5)\", \"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\"}"]]}
[4.112831,4.513367,5.736633,"2024-04-01T02:00:00.000000000"]
[5.593117,2.810234,4.208038,"2024-04-02T02:00:00.000000000"]
[4.995743,2.252422,2.091206,"2024-04-03T02:00:00.000000000"]
[9.205124,1.192299,2.535069,"2024-04-04T02:00:00.000000000"]
[4.364403,1.577032,3.908989,"2024-04-05T02:00:00.000000000"]
[5.280479,2.064396,3.203159,"2024-04-06T02:00:00.000000000"]
[4.749962,2.109028,4.178543,"2024-04-07T02:00:00.000000000"]
[13.401367,2.407215,4.369972,"2024-04-08T02:00:00.000000000"]
[20.003906,2.619083,8.571106,"2024-04-09T02:00:00.000000000"]
[6.526085,2.409325,4.976524,"2024-04-10T02:00:00.000000000"]
[6.128693,1.857693,3.454113,"2024-04-11T02:00:00.000000000"]
[9.6689,2.39761,5.034538,"2024-04-12T02:00:00.000000000"]
[4.858269,1.026199,1.946674,"2024-04-13T02:00:00.000000000"]
[3.991062,1.364954,1.686195,"2024-04-14T02:00:00.000000000"]
[3.707973,1.060909,1.085522,"2024-04-15T02:00:00.000000000"]
[3.354446,1.451057,2.000973,"2024-04-16T02:00:00.000000000"]
[4.210518,2.326153,2.676804,"2024-04-17T02:00:00.000000000"]
[6.599014,3.39933,4.223221,"2024-04-18T02:00:00.000000000"]
[7.374245,3.626507,5.136963,"2024-04-19T02:00:00.000000000"]
[5.014549,2.746853,3.636406,"2024-04-20T02:00:00.000000000"]
[5.861053,2.980602,3.616596,"2024-04-21T02:00:00.000000000"]
[5.086594,2.902508,3.723503,"2024-04-22T02:00:00.000000000"]
[8.463165,3.915462,null,"2024-04-23T02:00:00.000000000"]
[10.403656,5.013893,6.198746,"2024-04-24T02:00:00.000000000"]
[7.290916,5.247025,5.129463,"2024-04-25T02:00:00.000000000"]
[5.980217,2.366745,2.61018,"2024-04-26T02:00:00.000000000"]
[8.322861,4.818222,5.308037,"2024-04-27T02:00:00.000000000"]
[4.13755,3.631397,7.0765,"2024-04-28T02:00:00.000000000"]
[9.486145,6.670967,7.013771,"2024-04-29T02:00:00.000000000"]
[9.625931,3.047012,5.606468,"2024-04-30T02:00:00.000000000"]