{"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\"}"]]}
[1.916212,2.354923,1.692709,2.765003,2.123466,1.894985,null,null,null,"2022-08-01T02:00:00.000000000"]
[1.80044,2.176422,1.883621,2.330616,2.816826,1.822001,null,null,null,"2022-08-02T02:00:00.000000000"]
[2.578018,null,2.478596,3.244801,3.416679,3.005817,null,null,null,"2022-08-03T02:00:00.000000000"]
[3.820965,null,3.508018,4.538185,5.497131,4.998787,null,null,null,"2022-08-04T02:00:00.000000000"]
[8.331696,null,8.62944,9.601166,10.977524,null,null,null,null,"2022-08-05T02:00:00.000000000"]
[1.536121,null,1.745455,2.193783,2.240292,null,null,null,null,"2022-08-06T02:00:00.000000000"]
[1.869823,null,1.860796,2.657207,2.44315,null,null,null,null,"2022-08-07T02:00:00.000000000"]
[2.903381,null,2.935341,3.78862,3.904022,null,null,null,null,"2022-08-08T02:00:00.000000000"]
[2.715008,3.569946,3.080296,4.364983,3.53521,null,null,null,null,"2022-08-09T02:00:00.000000000"]
[2.835426,3.395973,2.710163,3.981598,3.483807,3.273781,null,null,null,"2022-08-10T02:00:00.000000000"]
[2.848969,3.490765,2.781414,3.997917,3.421196,3.832378,null,null,null,"2022-08-11T02:00:00.000000000"]
[3.128651,3.694546,3.204037,4.430962,4.237442,3.494431,null,null,null,"2022-08-12T02:00:00.000000000"]
[2.881901,3.185734,2.831059,3.657402,3.973473,2.574615,null,null,null,"2022-08-13T02:00:00.000000000"]
[2.922123,3.315132,3.021442,3.442772,3.884823,3.210487,null,null,null,"2022-08-14T02:00:00.000000000"]
[7.197945,8.448853,7.653198,9.113327,9.749115,9.409363,null,null,null,"2022-08-15T02:00:00.000000000"]
[10.369781,12.015671,10.514923,12.798309,12.097763,12.697617,null,null,null,"2022-08-16T02:00:00.000000000"]
[10.487701,11.926392,10.507751,12.09082,12.194427,12.913589,null,null,null,"2022-08-17T02:00:00.000000000"]
[9.436981,11.172852,9.595108,11.453552,12.42955,9.323532,null,null,null,"2022-08-18T02:00:00.000000000"]
[10.413239,11.887817,10.537399,12.519531,13.070877,11.869293,null,null,null,"2022-08-19T02:00:00.000000000"]
[9.614426,11.753647,10.56723,11.926056,12.186523,13.08049,null,null,null,"2022-08-20T02:00:00.000000000"]
[2.447632,3.226021,2.853127,3.419247,3.597794,4.124916,null,null,null,"2022-08-21T02:00:00.000000000"]
[2.072571,3.166058,2.535061,3.007347,3.079002,2.918373,null,null,null,"2022-08-22T02:00:00.000000000"]
[2.573357,4.506111,4.200378,4.164436,4.372803,2.789345,null,null,null,"2022-08-23T02:00:00.000000000"]
[1.423651,2.702286,2.115017,2.486214,2.275333,1.635765,null,null,null,"2022-08-24T02:00:00.000000000"]
[1.588558,2.948463,2.20237,5.249199,3.344208,1.485315,null,null,null,"2022-08-25T02:00:00.000000000"]
[2.951805,4.469688,3.406605,null,5.375854,3.842384,null,null,null,"2022-08-26T02:00:00.000000000"]
[9.665344,13.692719,10.407166,null,12.566483,10.565613,null,null,null,"2022-08-27T02:00:00.000000000"]
[1.584414,2.411095,2.009243,2.488132,2.488483,2.582909,null,null,null,"2022-08-28T02:00:00.000000000"]
[0.917274,1.532925,1.384863,1.678265,1.402216,1.158543,null,null,null,"2022-08-29T02:00:00.000000000"]
[0.803194,1.586405,1.855618,1.324205,1.13662,0.820794,null,null,null,"2022-08-30T02:00:00.000000000"]
[0.948058,1.829754,2.412746,1.707546,1.495251,0.937333,null,null,null,"2022-08-31T02:00:00.000000000"]