{"columns":[{"name":"Hamngatan 10 (aktiv) (ug/m3)","type":"double"},{"name":"Trädgårdsgatan 21, urban bakgrund Norrköping (aktiv, urban_bakgrund) (PM10) (ug/m3)","type":"double"},{"name":"Norr Malma, regional bakgrund (aktiv, regional_bakgrund) (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":"Hamngatan 10 (aktiv) (ug/m3)","type":"double","nullable":true,"metadata":null,"children":null},{"name":"Trädgårdsgatan 21, urban bakgrund Norrköping (aktiv, urban_bakgrund) (PM10) (ug/m3)","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":"datetime","type":"timestamp[ns]","nullable":true,"metadata":null,"children":null}],"parquet":"required group field_id=-1 schema {\n  optional double field_id=-1 Hamngatan 10 (aktiv) (ug/m3);\n  optional double field_id=-1 Trädgårdsgatan 21, urban bakgrund Norrköping (aktiv, urban_bakgrund) (PM10) (ug/m3);\n  optional double field_id=-1 Norr Malma, regional bakgrund (aktiv, regional_bakgrund) (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":2080,"head":""}}],["pandas","{\"index_columns\": [\"datetime\"], \"column_indexes\": [{\"name\": null, \"field_name\": null, \"pandas_type\": \"unicode\", \"numpy_type\": \"object\", \"metadata\": {\"encoding\": \"UTF-8\"}}], \"columns\": [{\"name\": \"Hamngatan 10 (aktiv) (ug/m3)\", \"field_name\": \"Hamngatan 10 (aktiv) (ug/m3)\", \"pandas_type\": \"float64\", \"numpy_type\": \"float64\", \"metadata\": null}, {\"name\": \"Tr\\u00e4dg\\u00e5rdsgatan 21, urban bakgrund Norrk\\u00f6ping (aktiv, urban_bakgrund) (PM10) (ug/m3)\", \"field_name\": \"Tr\\u00e4dg\\u00e5rdsgatan 21, urban bakgrund Norrk\\u00f6ping (aktiv, urban_bakgrund) (PM10) (ug/m3)\", \"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\": \"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\"}"]]}
[3.79147,2.535114,1.518621,"2022-09-01T02:00:00.000000000"]
[5.348061,3.300064,1.170559,"2022-09-02T02:00:00.000000000"]
[4.120598,2.989899,2.050449,"2022-09-03T02:00:00.000000000"]
[3.298771,3.084408,1.862406,"2022-09-04T02:00:00.000000000"]
[5.945473,4.083252,2.093304,"2022-09-05T02:00:00.000000000"]
[8.04306,4.261238,2.761959,"2022-09-06T02:00:00.000000000"]
[7.30703,5.021004,1.408003,"2022-09-07T02:00:00.000000000"]
[6.051888,3.840286,2.043705,"2022-09-08T02:00:00.000000000"]
[12.882965,7.021835,2.780617,"2022-09-09T02:00:00.000000000"]
[9.332596,8.783691,6.177078,"2022-09-10T02:00:00.000000000"]
[13.550049,9.85997,6.083656,"2022-09-11T02:00:00.000000000"]
[12.013153,8.819504,7.086906,"2022-09-12T02:00:00.000000000"]
[6.337708,4.824791,5.160858,"2022-09-13T02:00:00.000000000"]
[4.726738,2.512531,2.610516,"2022-09-14T02:00:00.000000000"]
[5.492119,2.991814,1.575115,"2022-09-15T02:00:00.000000000"]
[3.254848,2.219563,2.366394,"2022-09-16T02:00:00.000000000"]
[2.670792,2.141544,2.019299,"2022-09-17T02:00:00.000000000"]
[3.120697,1.814768,2.76297,"2022-09-18T02:00:00.000000000"]
[3.323586,2.416115,1.706045,"2022-09-19T02:00:00.000000000"]
[4.389114,3.782593,2.094917,"2022-09-20T02:00:00.000000000"]
[7.100266,7.883759,3.036011,"2022-09-21T02:00:00.000000000"]
[9.302216,7.617386,3.066719,"2022-09-22T02:00:00.000000000"]
[10.529938,6.81263,5.862572,"2022-09-23T02:00:00.000000000"]
[7.521645,6.663628,7.087807,"2022-09-24T02:00:00.000000000"]
[8.498611,7.944077,8.978104,"2022-09-25T02:00:00.000000000"]
[8.634293,6.966057,6.804916,"2022-09-26T02:00:00.000000000"]
[8.961807,7.668785,9.072205,"2022-09-27T02:00:00.000000000"]
[12.451431,10.021484,5.523384,"2022-09-28T02:00:00.000000000"]
[6.559074,5.539169,4.282784,"2022-09-29T02:00:00.000000000"]
[6.769821,6.38678,5.762062,"2022-09-30T02:00:00.000000000"]