{"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\"}"]]}
[6.136017,6.424858,6.86528,6.347633,5.899628,3.265102,null,null,null,"2021-12-01T02:00:00.000000000"]
[3.142811,3.573009,3.504917,4.669792,3.44463,1.262663,null,null,null,"2021-12-02T02:00:00.000000000"]
[5.648651,5.110664,5.422272,6.210136,6.702187,3.400318,null,null,null,"2021-12-03T02:00:00.000000000"]
[5.965874,6.230171,6.132401,6.775757,6.311852,2.868217,null,null,null,"2021-12-04T02:00:00.000000000"]
[2.14645,2.054398,2.533535,2.273411,2.910309,1.685678,null,null,null,"2021-12-05T02:00:00.000000000"]
[11.986954,7.393394,9.522797,9.794601,5.396729,2.960995,null,null,null,"2021-12-06T02:00:00.000000000"]
[20.000854,10.735641,10.345306,15.907257,10.90564,5.345261,null,null,null,"2021-12-07T02:00:00.000000000"]
[6.251335,6.138985,5.68541,11.77533,5.717796,3.598503,null,null,null,"2021-12-08T02:00:00.000000000"]
[3.391205,3.15564,3.362656,3.64365,3.602261,2.818874,null,null,null,"2021-12-09T02:00:00.000000000"]
[4.624832,4.33461,3.98159,5.35302,5.749596,2.985214,null,null,null,"2021-12-10T02:00:00.000000000"]
[6.362488,5.571136,5.682503,6.86087,6.801666,3.049149,null,null,null,"2021-12-11T02:00:00.000000000"]
[13.947464,15.458481,12.01886,16.382904,13.757507,7.014839,null,null,null,"2021-12-12T02:00:00.000000000"]
[6.306259,6.044144,6.358665,6.959427,6.188179,5.027359,null,null,null,"2021-12-13T02:00:00.000000000"]
[3.19532,2.723625,3.476368,3.351345,3.254112,1.713247,null,null,null,"2021-12-14T02:00:00.000000000"]
[2.395897,2.262161,2.56572,2.47744,2.374523,2.032223,null,null,null,"2021-12-15T02:00:00.000000000"]
[1.650085,1.672321,2.013695,1.321196,1.540417,0.833722,null,null,null,"2021-12-16T02:00:00.000000000"]
[2.663101,2.548527,3.07832,2.978046,2.822594,1.974051,null,null,null,"2021-12-17T02:00:00.000000000"]
[1.379385,1.249304,1.640457,1.498447,1.630817,0.658165,null,null,null,"2021-12-18T02:00:00.000000000"]
[0.680519,2.311142,1.584784,1.184013,1.083521,0.64925,null,null,null,"2021-12-19T02:00:00.000000000"]
[2.23727,2.589161,3.326027,2.746052,2.589916,1.243473,null,null,null,"2021-12-20T02:00:00.000000000"]
[5.184929,3.922379,4.127029,7.088783,4.524879,1.541073,null,null,null,"2021-12-21T02:00:00.000000000"]
[10.116058,8.112747,8.130035,9.571335,9.104553,4.212837,null,null,null,"2021-12-22T02:00:00.000000000"]
[2.850727,2.807995,2.778606,3.396183,3.197021,2.068104,null,null,null,"2021-12-23T02:00:00.000000000"]
[1.321215,1.699701,1.183241,1.76158,1.811457,0.886363,null,null,null,"2021-12-24T02:00:00.000000000"]
[1.757534,1.234154,1.386604,1.536446,1.70063,1.134363,null,null,null,"2021-12-25T02:00:00.000000000"]
[5.683228,2.243736,4.014305,3.872101,3.109119,2.247623,null,null,null,"2021-12-26T02:00:00.000000000"]
[5.27597,4.361267,5.270348,5.201492,4.980598,4.706085,null,null,null,"2021-12-27T02:00:00.000000000"]
[7.378639,6.982712,7.878593,9.029831,6.613747,4.973106,null,null,null,"2021-12-28T02:00:00.000000000"]
[17.74884,18.993439,20.736053,19.09845,20.859741,11.463577,null,null,null,"2021-12-29T02:00:00.000000000"]
[9.974106,10.370026,10.706589,10.864731,9.950226,7.869499,null,null,null,"2021-12-30T02:00:00.000000000"]
[3.030872,2.829029,3.324177,3.203411,3.218372,2.364414,null,null,null,"2021-12-31T02:00:00.000000000"]