{"columns":[{"name":"Kungsgatan 67 (aktiv) (PM2.5)","type":"double"},{"name":"Dragarbrunnsgatan 23, urban bakgrund (aktiv, urban_bakgrund) (PM2.5)","type":"double"},{"name":"Norr Malma, regional bakgrund (aktiv, regional_bakgrund) (PM2.5)","type":"double"},{"name":"datetime","type":"timestamp[ns]"}],"n_rows":31,"rows_kept":31,"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":"Kungsgatan 67 (aktiv) (PM2.5)","type":"double","nullable":true,"metadata":null,"children":null},{"name":"Dragarbrunnsgatan 23, urban bakgrund (aktiv, urban_bakgrund) (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":"datetime","type":"timestamp[ns]","nullable":true,"metadata":null,"children":null}],"parquet":"required group field_id=-1 schema {\n  optional double field_id=-1 Kungsgatan 67 (aktiv) (PM2.5);\n  optional double field_id=-1 Dragarbrunnsgatan 23, urban bakgrund (aktiv, urban_bakgrund) (PM2.5);\n  optional double field_id=-1 Norr Malma, regional bakgrund (aktiv, regional_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":1996,"head":""}}],["pandas","{\"index_columns\": [\"datetime\"], \"column_indexes\": [{\"name\": null, \"field_name\": null, \"pandas_type\": \"unicode\", \"numpy_type\": \"object\", \"metadata\": {\"encoding\": \"UTF-8\"}}], \"columns\": [{\"name\": \"Kungsgatan 67 (aktiv) (PM2.5)\", \"field_name\": \"Kungsgatan 67 (aktiv) (PM2.5)\", \"pandas_type\": \"float64\", \"numpy_type\": \"float64\", \"metadata\": null}, {\"name\": \"Dragarbrunnsgatan 23, urban bakgrund (aktiv, urban_bakgrund) (PM2.5)\", \"field_name\": \"Dragarbrunnsgatan 23, urban bakgrund (aktiv, urban_bakgrund) (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\": \"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\"}"]]}
[9.38826,6.459236,5.215675,"2024-05-01T02:00:00.000000000"]
[2.953629,2.322254,1.556128,"2024-05-02T02:00:00.000000000"]
[4.536362,4.555901,2.475983,"2024-05-03T02:00:00.000000000"]
[3.62986,2.248318,3.244152,"2024-05-04T02:00:00.000000000"]
[3.156391,2.123032,2.412014,"2024-05-05T02:00:00.000000000"]
[3.011082,1.998735,2.35054,"2024-05-06T02:00:00.000000000"]
[3.43922,1.969986,2.1399,"2024-05-07T02:00:00.000000000"]
[2.584938,2.259392,2.352169,"2024-05-08T02:00:00.000000000"]
[6.417259,4.154152,4.487793,"2024-05-09T02:00:00.000000000"]
[3.35146,1.650938,null,"2024-05-10T02:00:00.000000000"]
[4.676605,2.253826,1.809437,"2024-05-11T02:00:00.000000000"]
[4.505592,2.411343,2.568905,"2024-05-12T02:00:00.000000000"]
[6.803764,3.812508,3.443203,"2024-05-13T02:00:00.000000000"]
[6.723038,3.58609,3.59787,"2024-05-14T02:00:00.000000000"]
[4.812813,2.305447,3.322075,"2024-05-15T02:00:00.000000000"]
[6.656784,3.528419,4.802185,"2024-05-16T02:00:00.000000000"]
[9.437241,5.419922,6.120911,"2024-05-17T02:00:00.000000000"]
[9.097656,5.757706,6.542183,"2024-05-18T02:00:00.000000000"]
[8.670563,5.315453,6.384315,"2024-05-19T02:00:00.000000000"]
[2.006241,1.066309,1.109009,"2024-05-20T02:00:00.000000000"]
[3.093506,2.093418,1.208961,"2024-05-21T02:00:00.000000000"]
[4.062927,3.002838,2.314861,"2024-05-22T02:00:00.000000000"]
[6.32711,4.450645,4.615273,"2024-05-23T02:00:00.000000000"]
[11.161346,7.468948,9.357391,"2024-05-24T02:00:00.000000000"]
[11.901413,9.038635,12.158646,"2024-05-25T02:00:00.000000000"]
[9.593719,6.781693,9.460449,"2024-05-26T02:00:00.000000000"]
[9.734833,6.281738,9.455353,"2024-05-27T02:00:00.000000000"]
[11.588821,8.632401,9.067505,"2024-05-28T02:00:00.000000000"]
[12.042038,8.857437,8.277542,"2024-05-29T02:00:00.000000000"]
[6.371788,5.714325,3.576458,"2024-05-30T02:00:00.000000000"]
[9.755753,8.282639,8.232895,"2024-05-31T02:00:00.000000000"]