{"columns":[{"name":"Danderydsvägen (aktiv) (PM2.5)","type":"double"},{"name":"E4 Häggvik (aktiv) (PM2.5)","type":"double"},{"name":"Ekmans väg 11 (aktiv) (PM2.5)","type":"double"},{"name":"Sollentunavägen 192 (aktiv) (PM2.5)","type":"double"},{"name":"Torkel Knutssonsgatan, urban bakgrund Stockholm (aktiv, urban_bakgrund) (PM2.5)","type":"double"},{"name":"Norr Malma, regional bakgrund (aktiv, regional_bakgrund) (PM2.5)","type":"double"},{"name":"Eriksbergsskolan (inaktiv) (PM2.5)","type":"double"},{"name":"Skälbyskolan (inaktiv) (PM2.5)","type":"double"},{"name":"Töjnaskolan (inaktiv) (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":"Danderydsvägen (aktiv) (PM2.5)","type":"double","nullable":true,"metadata":null,"children":null},{"name":"E4 Häggvik (aktiv) (PM2.5)","type":"double","nullable":true,"metadata":null,"children":null},{"name":"Ekmans väg 11 (aktiv) (PM2.5)","type":"double","nullable":true,"metadata":null,"children":null},{"name":"Sollentunavägen 192 (aktiv) (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":"Norr Malma, regional bakgrund (aktiv, regional_bakgrund) (PM2.5)","type":"double","nullable":true,"metadata":null,"children":null},{"name":"Eriksbergsskolan (inaktiv) (PM2.5)","type":"double","nullable":true,"metadata":null,"children":null},{"name":"Skälbyskolan (inaktiv) (PM2.5)","type":"double","nullable":true,"metadata":null,"children":null},{"name":"Töjnaskolan (inaktiv) (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 Danderydsvägen (aktiv) (PM2.5);\n  optional double field_id=-1 E4 Häggvik (aktiv) (PM2.5);\n  optional double field_id=-1 Ekmans väg 11 (aktiv) (PM2.5);\n  optional double field_id=-1 Sollentunavägen 192 (aktiv) (PM2.5);\n  optional double field_id=-1 Torkel Knutssonsgatan, urban bakgrund Stockholm (aktiv, urban_bakgrund) (PM2.5);\n  optional double field_id=-1 Norr Malma, regional bakgrund (aktiv, regional_bakgrund) (PM2.5);\n  optional double field_id=-1 Eriksbergsskolan (inaktiv) (PM2.5);\n  optional double field_id=-1 Skälbyskolan (inaktiv) (PM2.5);\n  optional double field_id=-1 Töjnaskolan (inaktiv) (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":4000,"head":""}}],["pandas","{\"index_columns\": [\"datetime\"], \"column_indexes\": [{\"name\": null, \"field_name\": null, \"pandas_type\": \"unicode\", \"numpy_type\": \"object\", \"metadata\": {\"encoding\": \"UTF-8\"}}], \"columns\": [{\"name\": \"Danderydsv\\u00e4gen (aktiv) (PM2.5)\", \"field_name\": \"Danderydsv\\u00e4gen (aktiv) (PM2.5)\", \"pandas_type\": \"float64\", \"numpy_type\": \"float64\", \"metadata\": null}, {\"name\": \"E4 H\\u00e4ggvik (aktiv) (PM2.5)\", \"field_name\": \"E4 H\\u00e4ggvik (aktiv) (PM2.5)\", \"pandas_type\": \"float64\", \"numpy_type\": \"float64\", \"metadata\": null}, {\"name\": \"Ekmans v\\u00e4g 11 (aktiv) (PM2.5)\", \"field_name\": \"Ekmans v\\u00e4g 11 (aktiv) (PM2.5)\", \"pandas_type\": \"float64\", \"numpy_type\": \"float64\", \"metadata\": null}, {\"name\": \"Sollentunav\\u00e4gen 192 (aktiv) (PM2.5)\", \"field_name\": \"Sollentunav\\u00e4gen 192 (aktiv) (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\": \"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\": \"Eriksbergsskolan (inaktiv) (PM2.5)\", \"field_name\": \"Eriksbergsskolan (inaktiv) (PM2.5)\", \"pandas_type\": \"float64\", \"numpy_type\": \"float64\", \"metadata\": null}, {\"name\": \"Sk\\u00e4lbyskolan (inaktiv) (PM2.5)\", \"field_name\": \"Sk\\u00e4lbyskolan (inaktiv) (PM2.5)\", \"pandas_type\": \"float64\", \"numpy_type\": \"float64\", \"metadata\": null}, {\"name\": \"T\\u00f6jnaskolan (inaktiv) (PM2.5)\", \"field_name\": \"T\\u00f6jnaskolan (inaktiv) (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\"}"]]}
[5.064621,4.944389,4.087959,4.733032,5.759331,5.470779,null,null,null,"2023-07-01T02:00:00.000000000"]
[3.671383,4.297752,3.888813,3.675262,null,4.162758,null,null,null,"2023-07-02T02:00:00.000000000"]
[2.633018,3.190647,2.768467,2.720333,3.221718,2.321289,null,null,null,"2023-07-03T02:00:00.000000000"]
[3.246876,3.393574,2.721127,3.283211,3.539268,3.30405,null,null,null,"2023-07-04T02:00:00.000000000"]
[4.47966,null,3.476284,4.229202,5.089485,3.596352,null,null,null,"2023-07-05T02:00:00.000000000"]
[3.337765,3.404369,2.870132,3.346043,3.741707,3.801544,null,null,null,"2023-07-06T02:00:00.000000000"]
[3.55991,3.475918,2.892616,3.374763,4.194412,3.527641,null,null,null,"2023-07-07T02:00:00.000000000"]
[4.341301,4.494713,4.05732,4.251717,5.092941,5.509354,null,null,null,"2023-07-08T02:00:00.000000000"]
[3.696228,3.454308,3.020164,3.61768,4.186104,3.176121,null,null,null,"2023-07-09T02:00:00.000000000"]
[2.763996,2.710602,2.082901,2.589653,2.61879,2.5345,null,null,null,"2023-07-10T02:00:00.000000000"]
[4.232735,3.981937,3.151638,3.964848,4.339355,3.752293,null,null,null,"2023-07-11T02:00:00.000000000"]
[null,5.045242,3.938999,4.824211,5.401482,4.603561,null,null,null,"2023-07-12T02:00:00.000000000"]
[null,3.730225,2.880249,3.811172,4.194855,4.375786,null,null,null,"2023-07-13T02:00:00.000000000"]
[4.025475,3.30632,2.591183,3.399174,3.916508,3.482056,null,null,null,"2023-07-14T02:00:00.000000000"]
[2.954075,2.694229,2.179012,2.980602,3.196373,2.715958,null,null,null,"2023-07-15T02:00:00.000000000"]
[4.202126,4.346207,3.706066,4.284309,4.810883,4.323433,null,null,null,"2023-07-16T02:00:00.000000000"]
[4.006905,3.726074,2.973736,3.710548,4.870338,3.901127,null,null,null,"2023-07-17T02:00:00.000000000"]
[2.483311,2.503342,2.031628,2.321259,2.537453,2.142509,null,null,null,"2023-07-18T02:00:00.000000000"]
[2.421551,2.336739,1.990665,2.56842,2.715378,2.116413,null,null,null,"2023-07-19T02:00:00.000000000"]
[2.55024,2.547005,1.965542,2.522377,2.805206,2.388744,null,null,null,"2023-07-20T02:00:00.000000000"]
[2.644684,2.424351,1.963736,2.486359,2.892124,2.300919,null,null,null,"2023-07-21T02:00:00.000000000"]
[2.334694,2.230118,1.724144,2.325695,2.407887,2.439869,null,null,null,"2023-07-22T02:00:00.000000000"]
[2.572838,2.450935,1.906258,2.456722,2.638664,2.499653,null,null,null,"2023-07-23T02:00:00.000000000"]
[2.491535,2.668243,1.960146,2.512863,2.97887,2.573204,null,null,null,"2023-07-24T02:00:00.000000000"]
[5.209023,5.052864,4.216095,5.09903,6.567642,5.983665,null,null,null,"2023-07-25T02:00:00.000000000"]
[2.977154,2.804329,2.362633,2.916275,3.388294,3.165833,null,null,null,"2023-07-26T02:00:00.000000000"]
[2.579044,2.271473,1.805502,2.266365,2.621258,2.495338,null,null,null,"2023-07-27T02:00:00.000000000"]
[2.353027,2.490917,2.299591,2.240185,2.881252,2.393204,null,null,null,"2023-07-28T02:00:00.000000000"]
[2.473625,2.352455,2.223019,2.334122,2.836563,2.813812,null,null,null,"2023-07-29T02:00:00.000000000"]
[4.50148,4.969482,4.122581,4.420273,5.070663,4.976418,null,null,null,"2023-07-30T02:00:00.000000000"]
[4.759438,5.584991,4.576202,4.909966,6.05085,5.89711,null,null,null,"2023-07-31T02:00:00.000000000"]