{"columns":[{"name":"Hamngatan 10 (aktiv) (ug/m3)","type":"double"},{"name":"Urban bakgrund, Norrköping (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":"Hamngatan 10 (aktiv) (ug/m3)","type":"double","nullable":true,"metadata":null,"children":null},{"name":"Urban bakgrund, Norrköping (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 Hamngatan 10 (aktiv) (ug/m3);\n  optional double field_id=-1 Urban bakgrund, Norrköping (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\": \"Hamngatan 10 (aktiv) (ug/m3)\", \"field_name\": \"Hamngatan 10 (aktiv) (ug/m3)\", \"pandas_type\": \"float64\", \"numpy_type\": \"float64\", \"metadata\": null}, {\"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\": \"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\"}"]]}
[5.415947,5.481911,"2024-01-01T01:00:00.000000000"]
[4.021545,7.546638,"2024-01-02T01:00:00.000000000"]
[3.677803,7.675858,"2024-01-03T01:00:00.000000000"]
[5.054749,4.55851,"2024-01-04T01:00:00.000000000"]
[6.31974,5.330605,"2024-01-05T01:00:00.000000000"]
[12.14212,9.627945,"2024-01-06T01:00:00.000000000"]
[9.2565,8.628143,"2024-01-07T01:00:00.000000000"]
[9.275269,8.29361,"2024-01-08T01:00:00.000000000"]
[6.140938,7.017197,"2024-01-09T01:00:00.000000000"]
[9.086304,7.762711,"2024-01-10T01:00:00.000000000"]
[4.367203,2.610153,"2024-01-11T01:00:00.000000000"]
[3.224739,4.244926,"2024-01-12T01:00:00.000000000"]
[6.325432,6.965065,"2024-01-13T01:00:00.000000000"]
[4.081055,2.552532,"2024-01-14T01:00:00.000000000"]
[1.507849,1.564096,"2024-01-15T01:00:00.000000000"]
[4.263618,7.098816,"2024-01-16T01:00:00.000000000"]
[3.710491,4.132408,"2024-01-17T01:00:00.000000000"]
[3.344471,5.045067,"2024-01-18T01:00:00.000000000"]
[6.128899,9.573654,"2024-01-19T01:00:00.000000000"]
[16.173035,17.123749,"2024-01-20T01:00:00.000000000"]
[6.324677,5.358765,"2024-01-21T01:00:00.000000000"]
[6.743324,4.526375,"2024-01-22T01:00:00.000000000"]
[7.768845,4.597878,"2024-01-23T01:00:00.000000000"]
[5.899323,4.26429,"2024-01-24T01:00:00.000000000"]
[1.666653,1.295698,"2024-01-25T01:00:00.000000000"]
[5.401817,4.78373,"2024-01-26T01:00:00.000000000"]
[5.540222,4.680222,"2024-01-27T01:00:00.000000000"]
[4.865082,3.76569,"2024-01-28T01:00:00.000000000"]
[37.340576,14.230103,"2024-01-29T01:00:00.000000000"]
[23.690979,21.871765,"2024-01-30T01:00:00.000000000"]
[29.216156,7.419044,"2024-01-31T01:00:00.000000000"]