{"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":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":"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\"}"]]}
[4.02021,2.305496,1.735857,"2025-06-01T02:00:00.000000000"]
[5.933655,3.272121,3.273335,"2025-06-02T02:00:00.000000000"]
[7.477409,3.682549,3.177963,"2025-06-03T02:00:00.000000000"]
[13.028015,7.24865,6.927635,"2025-06-04T02:00:00.000000000"]
[8.306656,4.705421,5.832329,"2025-06-05T02:00:00.000000000"]
[null,4.229584,4.278542,"2025-06-06T02:00:00.000000000"]
[null,2.089027,2.330944,"2025-06-07T02:00:00.000000000"]
[null,2.353256,2.298943,"2025-06-08T02:00:00.000000000"]
[4.624779,3.075695,2.526745,"2025-06-09T02:00:00.000000000"]
[5.909889,3.802448,null,"2025-06-10T02:00:00.000000000"]
[11.052719,9.515457,null,"2025-06-11T02:00:00.000000000"]
[2.257393,1.765293,2.102818,"2025-06-12T02:00:00.000000000"]
[3.964584,2.098766,1.16641,"2025-06-13T02:00:00.000000000"]
[4.351959,2.324684,2.132938,"2025-06-14T02:00:00.000000000"]
[5.174416,3.009521,3.222935,"2025-06-15T02:00:00.000000000"]
[9.811111,6.373184,6.448547,"2025-06-16T02:00:00.000000000"]
[7.921402,5.427742,4.640671,"2025-06-17T02:00:00.000000000"]
[5.20443,3.541286,3.897057,"2025-06-18T02:00:00.000000000"]
[2.809013,2.017841,1.766428,"2025-06-19T02:00:00.000000000"]
[2.223804,1.35111,1.765547,"2025-06-20T02:00:00.000000000"]
[2.512917,1.635103,1.686329,"2025-06-21T02:00:00.000000000"]
[3.138618,2.098904,2.418213,"2025-06-22T02:00:00.000000000"]
[6.581413,4.52343,4.74942,"2025-06-23T02:00:00.000000000"]
[3.150215,2.614376,3.056103,"2025-06-24T02:00:00.000000000"]
[4.715569,3.966743,4.029793,"2025-06-25T02:00:00.000000000"]
[4.207359,4.102287,4.059937,"2025-06-26T02:00:00.000000000"]
[3.515865,3.273659,3.265202,"2025-06-27T02:00:00.000000000"]
[4.364265,4.01976,2.740742,"2025-06-28T02:00:00.000000000"]
[3.743633,3.197865,2.951283,"2025-06-29T02:00:00.000000000"]
[1.635834,1.295101,1.112572,"2025-06-30T02:00:00.000000000"]