{"columns":[{"name":"Urban bakgrund Norrköping (aktiv) (ug/m3)","type":"double"},{"name":"Kungsgatan 32 (aktiv) (ug/m3)","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":"Urban bakgrund Norrköping (aktiv) (ug/m3)","type":"double","nullable":true,"metadata":null,"children":null},{"name":"Kungsgatan 32 (aktiv) (ug/m3)","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 Urban bakgrund Norrköping (aktiv) (ug/m3);\n  optional double field_id=-1 Kungsgatan 32 (aktiv) (ug/m3);\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":1452,"head":""}}],["pandas","{\"index_columns\": [\"datetime\"], \"column_indexes\": [{\"name\": null, \"field_name\": null, \"pandas_type\": \"unicode\", \"numpy_type\": \"object\", \"metadata\": {\"encoding\": \"UTF-8\"}}], \"columns\": [{\"name\": \"Urban bakgrund Norrk\\u00f6ping (aktiv) (ug/m3)\", \"field_name\": \"Urban bakgrund Norrk\\u00f6ping (aktiv) (ug/m3)\", \"pandas_type\": \"float64\", \"numpy_type\": \"float64\", \"metadata\": null}, {\"name\": \"Kungsgatan 32 (aktiv) (ug/m3)\", \"field_name\": \"Kungsgatan 32 (aktiv) (ug/m3)\", \"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\"}"]]}
[7.683807,10.384048,"2023-01-01T01:00:00.000000000"]
[5.002556,5.07457,"2023-01-02T01:00:00.000000000"]
[2.256706,3.362991,"2023-01-03T01:00:00.000000000"]
[4.540512,6.345016,"2023-01-04T01:00:00.000000000"]
[3.227825,4.207146,"2023-01-05T01:00:00.000000000"]
[10.599808,5.897354,"2023-01-06T01:00:00.000000000"]
[5.384087,5.724899,"2023-01-07T01:00:00.000000000"]
[7.995377,8.857361,"2023-01-08T01:00:00.000000000"]
[10.698517,10.983429,"2023-01-09T01:00:00.000000000"]
[3.801353,5.275482,"2023-01-10T01:00:00.000000000"]
[4.29718,4.208931,"2023-01-11T01:00:00.000000000"]
[4.189781,4.779251,"2023-01-12T01:00:00.000000000"]
[4.38475,4.891624,"2023-01-13T01:00:00.000000000"]
[2.198479,2.679958,"2023-01-14T01:00:00.000000000"]
[2.455673,3.189411,"2023-01-15T01:00:00.000000000"]
[3.505596,5.065834,"2023-01-16T01:00:00.000000000"]
[5.868866,7.761086,"2023-01-17T01:00:00.000000000"]
[2.789898,3.567406,"2023-01-18T01:00:00.000000000"]
[6.472321,8.819229,"2023-01-19T01:00:00.000000000"]
[13.393845,16.625458,"2023-01-20T01:00:00.000000000"]
[6.885132,9.601456,"2023-01-21T01:00:00.000000000"]
[8.708252,11.757248,"2023-01-22T01:00:00.000000000"]
[7.652725,13.664032,"2023-01-23T01:00:00.000000000"]
[6.914192,9.438522,"2023-01-24T01:00:00.000000000"]
[3.999229,5.333969,"2023-01-25T01:00:00.000000000"]
[3.298145,6.610687,"2023-01-26T01:00:00.000000000"]
[3.973629,5.862869,"2023-01-27T01:00:00.000000000"]
[3.142956,4.227356,"2023-01-28T01:00:00.000000000"]
[2.690701,3.888073,"2023-01-29T01:00:00.000000000"]
[5.619949,28.09903,"2023-01-30T01:00:00.000000000"]
[12.991608,52.823303,"2023-01-31T01:00:00.000000000"]