{"columns":[{"name":"Gärdeskolan (dygnsmedel) (pm10) (ug/m3)","type":"double"},{"name":"Urban bakgrund (referens) (pm10) (ug/m3)","type":"double"},{"name":"E4/Häggvik  (lokal referens) (pm10)","type":"double"},{"name":"Miljökvalitetsnorm (MKN) (no2) (ug/m3)","type":"double"},{"name":"Vindriktning (Nej) (wdir) (Deg.M)","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":"Gärdeskolan (dygnsmedel) (pm10) (ug/m3)","type":"double","nullable":true,"metadata":null,"children":null},{"name":"Urban bakgrund (referens) (pm10) (ug/m3)","type":"double","nullable":true,"metadata":null,"children":null},{"name":"E4/Häggvik  (lokal referens) (pm10)","type":"double","nullable":true,"metadata":null,"children":null},{"name":"Miljökvalitetsnorm (MKN) (no2) (ug/m3)","type":"double","nullable":true,"metadata":null,"children":null},{"name":"Vindriktning (Nej) (wdir) (Deg.M)","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 Gärdeskolan (dygnsmedel) (pm10) (ug/m3);\n  optional double field_id=-1 Urban bakgrund (referens) (pm10) (ug/m3);\n  optional double field_id=-1 E4/Häggvik  (lokal referens) (pm10);\n  optional double field_id=-1 Miljökvalitetsnorm (MKN) (no2) (ug/m3);\n  optional double field_id=-1 Vindriktning (Nej) (wdir) (Deg.M);\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":2520,"head":""}}],["pandas","{\"index_columns\": [\"datetime\"], \"column_indexes\": [{\"name\": null, \"field_name\": null, \"pandas_type\": \"unicode\", \"numpy_type\": \"object\", \"metadata\": {\"encoding\": \"UTF-8\"}}], \"columns\": [{\"name\": \"G\\u00e4rdeskolan (dygnsmedel) (pm10) (ug/m3)\", \"field_name\": \"G\\u00e4rdeskolan (dygnsmedel) (pm10) (ug/m3)\", \"pandas_type\": \"float64\", \"numpy_type\": \"float64\", \"metadata\": null}, {\"name\": \"Urban bakgrund (referens) (pm10) (ug/m3)\", \"field_name\": \"Urban bakgrund (referens) (pm10) (ug/m3)\", \"pandas_type\": \"float64\", \"numpy_type\": \"float64\", \"metadata\": null}, {\"name\": \"E4/H\\u00e4ggvik  (lokal referens) (pm10)\", \"field_name\": \"E4/H\\u00e4ggvik  (lokal referens) (pm10)\", \"pandas_type\": \"float64\", \"numpy_type\": \"float64\", \"metadata\": null}, {\"name\": \"Milj\\u00f6kvalitetsnorm (MKN) (no2) (ug/m3)\", \"field_name\": \"Milj\\u00f6kvalitetsnorm (MKN) (no2) (ug/m3)\", \"pandas_type\": \"float64\", \"numpy_type\": \"float64\", \"metadata\": null}, {\"name\": \"Vindriktning (Nej) (wdir) (Deg.M)\", \"field_name\": \"Vindriktning (Nej) (wdir) (Deg.M)\", \"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\"}"]]}
[null,6.790039,5.993484,50.0,null,"2021-10-01T02:00:00.000000000"]
[null,15.160721,12.608261,50.0,null,"2021-10-02T02:00:00.000000000"]
[null,null,23.928955,50.0,null,"2021-10-03T02:00:00.000000000"]
[null,27.200104,25.424591,50.0,null,"2021-10-04T02:00:00.000000000"]
[null,12.811539,11.781342,50.0,null,"2021-10-05T02:00:00.000000000"]
[null,14.583084,13.211334,50.0,null,"2021-10-06T02:00:00.000000000"]
[null,13.152863,null,50.0,null,"2021-10-07T02:00:00.000000000"]
[null,11.6548,12.267822,50.0,null,"2021-10-08T02:00:00.000000000"]
[null,13.135605,10.66954,50.0,null,"2021-10-09T02:00:00.000000000"]
[null,17.053558,15.201096,50.0,null,"2021-10-10T02:00:00.000000000"]
[null,12.511795,11.635559,50.0,null,"2021-10-11T02:00:00.000000000"]
[null,4.201477,3.741512,50.0,null,"2021-10-12T02:00:00.000000000"]
[null,6.597908,6.181938,50.0,null,"2021-10-13T02:00:00.000000000"]
[null,3.733116,3.985229,50.0,null,"2021-10-14T02:00:00.000000000"]
[null,3.28299,3.25819,50.0,null,"2021-10-15T02:00:00.000000000"]
[null,2.622189,2.175751,50.0,null,"2021-10-16T02:00:00.000000000"]
[null,null,3.474438,50.0,null,"2021-10-17T02:00:00.000000000"]
[null,null,6.077065,50.0,null,"2021-10-18T02:00:00.000000000"]
[null,9.239761,8.382629,50.0,null,"2021-10-19T02:00:00.000000000"]
[null,4.400925,3.841293,50.0,null,"2021-10-20T02:00:00.000000000"]
[null,5.038116,5.351288,50.0,null,"2021-10-21T02:00:00.000000000"]
[null,2.497002,3.176022,50.0,null,"2021-10-22T02:00:00.000000000"]
[null,null,4.302879,50.0,null,"2021-10-23T02:00:00.000000000"]
[null,null,5.409645,50.0,null,"2021-10-24T02:00:00.000000000"]
[null,12.809998,10.869705,50.0,null,"2021-10-25T02:00:00.000000000"]
[null,12.085724,12.510223,50.0,null,"2021-10-26T02:00:00.000000000"]
[null,4.549126,4.134117,50.0,null,"2021-10-27T02:00:00.000000000"]
[null,6.279137,5.141228,50.0,null,"2021-10-28T02:00:00.000000000"]
[null,18.62677,19.910309,50.0,null,"2021-10-29T02:00:00.000000000"]
[null,30.03418,30.71521,50.0,null,"2021-10-30T02:00:00.000000000"]
[null,29.013031,28.725952,50.0,null,"2021-10-31T02:00:00.000000000"]