{"columns":[{"name":"Danderydsvägen (aktiv) (PM10)","type":"double"},{"name":"E4 Häggvik (aktiv) (PM10)","type":"double"},{"name":"Ekmans väg 11 (aktiv) (PM10)","type":"double"},{"name":"Sollentunavägen 192 (aktiv) (PM10)","type":"double"},{"name":"Torkel Knutssonsgatan, urban bakgrund Stockholm (aktiv, urban_bakgrund) (PM10)","type":"double"},{"name":"Norr Malma, regional bakgrund (aktiv, regional_bakgrund) (PM10)","type":"double"},{"name":"Eriksbergsskolan (inaktiv) (PM10)","type":"double"},{"name":"Skälbyskolan (inaktiv) (PM10)","type":"double"},{"name":"Töjnaskolan (inaktiv) (PM10)","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) (PM10)","type":"double","nullable":true,"metadata":null,"children":null},{"name":"E4 Häggvik (aktiv) (PM10)","type":"double","nullable":true,"metadata":null,"children":null},{"name":"Ekmans väg 11 (aktiv) (PM10)","type":"double","nullable":true,"metadata":null,"children":null},{"name":"Sollentunavägen 192 (aktiv) (PM10)","type":"double","nullable":true,"metadata":null,"children":null},{"name":"Torkel Knutssonsgatan, urban bakgrund Stockholm (aktiv, urban_bakgrund) (PM10)","type":"double","nullable":true,"metadata":null,"children":null},{"name":"Norr Malma, regional bakgrund (aktiv, regional_bakgrund) (PM10)","type":"double","nullable":true,"metadata":null,"children":null},{"name":"Eriksbergsskolan (inaktiv) (PM10)","type":"double","nullable":true,"metadata":null,"children":null},{"name":"Skälbyskolan (inaktiv) (PM10)","type":"double","nullable":true,"metadata":null,"children":null},{"name":"Töjnaskolan (inaktiv) (PM10)","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) (PM10);\n  optional double field_id=-1 E4 Häggvik (aktiv) (PM10);\n  optional double field_id=-1 Ekmans väg 11 (aktiv) (PM10);\n  optional double field_id=-1 Sollentunavägen 192 (aktiv) (PM10);\n  optional double field_id=-1 Torkel Knutssonsgatan, urban bakgrund Stockholm (aktiv, urban_bakgrund) (PM10);\n  optional double field_id=-1 Norr Malma, regional bakgrund (aktiv, regional_bakgrund) (PM10);\n  optional double field_id=-1 Eriksbergsskolan (inaktiv) (PM10);\n  optional double field_id=-1 Skälbyskolan (inaktiv) (PM10);\n  optional double field_id=-1 Töjnaskolan (inaktiv) (PM10);\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":3968,"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) (PM10)\", \"field_name\": \"Danderydsv\\u00e4gen (aktiv) (PM10)\", \"pandas_type\": \"float64\", \"numpy_type\": \"float64\", \"metadata\": null}, {\"name\": \"E4 H\\u00e4ggvik (aktiv) (PM10)\", \"field_name\": \"E4 H\\u00e4ggvik (aktiv) (PM10)\", \"pandas_type\": \"float64\", \"numpy_type\": \"float64\", \"metadata\": null}, {\"name\": \"Ekmans v\\u00e4g 11 (aktiv) (PM10)\", \"field_name\": \"Ekmans v\\u00e4g 11 (aktiv) (PM10)\", \"pandas_type\": \"float64\", \"numpy_type\": \"float64\", \"metadata\": null}, {\"name\": \"Sollentunav\\u00e4gen 192 (aktiv) (PM10)\", \"field_name\": \"Sollentunav\\u00e4gen 192 (aktiv) (PM10)\", \"pandas_type\": \"float64\", \"numpy_type\": \"float64\", \"metadata\": null}, {\"name\": \"Torkel Knutssonsgatan, urban bakgrund Stockholm (aktiv, urban_bakgrund) (PM10)\", \"field_name\": \"Torkel Knutssonsgatan, urban bakgrund Stockholm (aktiv, urban_bakgrund) (PM10)\", \"pandas_type\": \"float64\", \"numpy_type\": \"float64\", \"metadata\": null}, {\"name\": \"Norr Malma, regional bakgrund (aktiv, regional_bakgrund) (PM10)\", \"field_name\": \"Norr Malma, regional bakgrund (aktiv, regional_bakgrund) (PM10)\", \"pandas_type\": \"float64\", \"numpy_type\": \"float64\", \"metadata\": null}, {\"name\": \"Eriksbergsskolan (inaktiv) (PM10)\", \"field_name\": \"Eriksbergsskolan (inaktiv) (PM10)\", \"pandas_type\": \"float64\", \"numpy_type\": \"float64\", \"metadata\": null}, {\"name\": \"Sk\\u00e4lbyskolan (inaktiv) (PM10)\", \"field_name\": \"Sk\\u00e4lbyskolan (inaktiv) (PM10)\", \"pandas_type\": \"float64\", \"numpy_type\": \"float64\", \"metadata\": null}, {\"name\": \"T\\u00f6jnaskolan (inaktiv) (PM10)\", \"field_name\": \"T\\u00f6jnaskolan (inaktiv) (PM10)\", \"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\"}"]]}
[14.742188,12.291153,15.526199,null,11.571121,16.385437,14.617447,null,null,"2019-09-01T02:00:00.000000000"]
[8.145401,4.440628,5.96225,null,4.066917,7.403275,6.477051,null,null,"2019-09-02T02:00:00.000000000"]
[10.222916,4.977982,5.643127,null,4.729225,4.814827,7.587166,null,null,"2019-09-03T02:00:00.000000000"]
[6.446732,4.647285,7.721207,null,3.703896,2.238068,7.579338,null,null,"2019-09-04T02:00:00.000000000"]
[8.460999,5.12397,6.679855,null,4.616295,5.968048,6.211449,null,null,"2019-09-05T02:00:00.000000000"]
[6.634857,2.54147,4.586105,null,2.588272,3.073658,3.592804,null,null,"2019-09-06T02:00:00.000000000"]
[5.805458,3.583282,5.059502,null,3.576187,4.796066,4.284515,null,null,"2019-09-07T02:00:00.000000000"]
[6.958733,5.651077,6.924835,null,6.740929,6.409515,7.190636,null,null,"2019-09-08T02:00:00.000000000"]
[8.491684,8.17804,8.966049,null,8.106613,11.085495,8.411957,null,null,"2019-09-09T02:00:00.000000000"]
[25.97699,16.488159,23.542084,null,20.907806,25.571869,24.091583,null,null,"2019-09-10T02:00:00.000000000"]
[9.405365,null,12.182999,null,5.622879,8.591812,7.998993,null,null,"2019-09-11T02:00:00.000000000"]
[7.909981,null,7.439796,null,4.634583,5.360344,6.056694,null,null,"2019-09-12T02:00:00.000000000"]
[5.810616,null,7.071106,null,3.079231,4.159355,4.792931,null,null,"2019-09-13T02:00:00.000000000"]
[4.320969,null,3.960815,null,2.457375,2.747677,3.577343,null,null,"2019-09-14T02:00:00.000000000"]
[6.395561,null,9.480881,null,3.403782,3.95406,6.310074,null,null,"2019-09-15T02:00:00.000000000"]
[4.541229,null,13.579468,null,1.738985,1.593708,3.817471,null,null,"2019-09-16T02:00:00.000000000"]
[3.05497,null,9.018707,null,3.586681,1.867525,3.472847,null,null,"2019-09-17T02:00:00.000000000"]
[3.545635,null,22.787628,null,2.813301,1.863413,4.573097,null,null,"2019-09-18T02:00:00.000000000"]
[5.226044,null,29.676849,null,3.744034,1.638302,6.472458,null,null,"2019-09-19T02:00:00.000000000"]
[6.280045,null,5.693718,null,4.962669,1.951185,4.287491,null,null,"2019-09-20T02:00:00.000000000"]
[5.416992,null,5.123192,null,3.778606,3.252773,4.384323,null,null,"2019-09-21T02:00:00.000000000"]
[3.244846,4.272072,4.279579,null,3.471844,1.840124,3.502239,null,null,"2019-09-22T02:00:00.000000000"]
[6.125877,7.925438,5.867126,null,2.99118,1.918915,6.366211,null,null,"2019-09-23T02:00:00.000000000"]
[9.74762,20.030151,7.662537,null,4.605301,2.855816,11.219162,null,null,"2019-09-24T02:00:00.000000000"]
[9.849487,10.912018,8.381927,null,7.19323,4.172585,21.616455,null,null,"2019-09-25T02:00:00.000000000"]
[7.363899,8.866745,9.454742,null,6.82148,2.904667,16.978302,null,null,"2019-09-26T02:00:00.000000000"]
[9.81778,12.143814,10.529587,null,10.496506,5.205109,11.098969,null,null,"2019-09-27T02:00:00.000000000"]
[17.460175,21.002197,19.932831,null,18.666748,17.240112,22.221405,null,null,"2019-09-28T02:00:00.000000000"]
[10.470642,12.682343,11.434296,null,9.966248,10.959824,12.866058,null,null,"2019-09-29T02:00:00.000000000"]
[8.234253,10.16423,9.341522,null,8.100159,8.405731,9.652359,null,null,"2019-09-30T02:00:00.000000000"]