{"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":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":"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\"}"]]}
[3.235832,null,4.438065,5.086304,5.210617,4.10923,null,null,null,"2022-11-01T02:00:00.000000000"]
[4.794708,7.038872,7.214096,7.268486,7.516525,6.217781,null,null,null,"2022-11-02T02:00:00.000000000"]
[3.269501,5.84111,5.149193,5.886642,5.45919,4.692703,null,null,null,"2022-11-03T02:00:00.000000000"]
[2.427155,4.205482,3.940941,4.75296,4.643173,3.447872,null,null,null,"2022-11-04T02:00:00.000000000"]
[2.64061,4.320625,3.777523,3.901081,4.070091,2.700363,null,null,null,"2022-11-05T02:00:00.000000000"]
[1.754978,2.779945,2.95575,2.874027,2.952682,2.393333,null,null,null,"2022-11-06T02:00:00.000000000"]
[3.159412,5.026573,5.272507,4.589012,4.941963,4.210854,null,null,null,"2022-11-07T02:00:00.000000000"]
[2.00341,3.210983,2.769115,2.612843,null,1.198303,null,null,null,"2022-11-08T02:00:00.000000000"]
[4.020813,6.485703,6.634392,6.195641,null,5.745293,null,null,null,"2022-11-09T02:00:00.000000000"]
[2.831993,4.890022,4.58242,5.167824,4.965866,3.759392,null,null,null,"2022-11-10T02:00:00.000000000"]
[1.440018,2.675087,2.521999,2.76693,2.558727,2.81879,null,null,null,"2022-11-11T02:00:00.000000000"]
[3.718597,3.794552,3.85202,4.507759,4.090866,2.677948,null,null,null,"2022-11-12T02:00:00.000000000"]
[6.455933,6.606117,5.576752,7.274017,4.707428,3.004898,null,null,null,"2022-11-13T02:00:00.000000000"]
[2.787384,4.079292,4.000954,3.413795,4.080154,2.145428,null,null,null,"2022-11-14T02:00:00.000000000"]
[1.094297,1.7673,1.902212,2.000828,1.871861,1.124256,null,null,null,"2022-11-15T02:00:00.000000000"]
[1.478489,1.918774,1.803921,2.373459,1.928053,1.202299,null,null,null,"2022-11-16T02:00:00.000000000"]
[1.465103,1.68157,1.853691,2.194195,2.249962,1.11697,null,null,null,"2022-11-17T02:00:00.000000000"]
[1.188532,1.661814,2.152264,1.863226,2.082996,1.059053,null,null,null,"2022-11-18T02:00:00.000000000"]
[1.535833,2.225014,2.664074,2.582886,3.46727,1.431898,null,null,null,"2022-11-19T02:00:00.000000000"]
[1.648048,1.701782,1.956274,1.858997,2.314152,1.728655,null,null,null,"2022-11-20T02:00:00.000000000"]
[5.333092,5.681061,5.547005,4.922615,6.047745,5.257233,null,null,null,"2022-11-21T02:00:00.000000000"]
[6.378929,7.03318,6.220383,6.316566,8.217575,4.488693,null,null,null,"2022-11-22T02:00:00.000000000"]
[4.307098,4.497643,3.738842,3.693466,3.542591,2.392708,null,null,null,"2022-11-23T02:00:00.000000000"]
[3.003628,3.358326,2.704746,2.858505,4.30851,1.223156,null,null,null,"2022-11-24T02:00:00.000000000"]
[4.057526,4.578476,4.433937,4.297905,4.988083,3.05452,null,null,null,"2022-11-25T02:00:00.000000000"]
[5.71257,6.426117,7.97541,5.579834,6.115334,2.782276,null,null,null,"2022-11-26T02:00:00.000000000"]
[5.980179,6.321884,6.496178,5.905533,6.639816,4.340683,null,null,null,"2022-11-27T02:00:00.000000000"]
[6.179047,6.654816,6.132812,5.526566,7.84877,3.985218,null,null,null,"2022-11-28T02:00:00.000000000"]
[4.996658,5.397797,4.894646,4.710571,5.716072,3.424614,null,null,null,"2022-11-29T02:00:00.000000000"]
[7.497292,6.720154,5.574875,6.944878,6.983482,4.316086,null,null,null,"2022-11-30T02:00:00.000000000"]