{"columns":[{"name":"Österväg 17 (aktiv) (PM2.5) (ug/m3)","type":"double"},{"name":"Brömseboväg 8, urban bakgrund (aktiv, urban_bakgrund) (PM2.5) (ug/m3)","type":"double"},{"name":"Rävhagen (aktiv) (PM2.5) (uq/m3)","type":"double"},{"name":"Norra Hansegatan 15 väst (inaktiv) (PM2.5) (uq/m3)","type":"double"},{"name":"Norra Hansegatan 16A öst (inaktiv) (PM2.5) (uq/m3)","type":"double"},{"name":"Norr Malma, regional bakgrund (aktiv, regional_bakgrund) (PM2.5)","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":"Österväg 17 (aktiv) (PM2.5) (ug/m3)","type":"double","nullable":true,"metadata":null,"children":null},{"name":"Brömseboväg 8, urban bakgrund (aktiv, urban_bakgrund) (PM2.5) (ug/m3)","type":"double","nullable":true,"metadata":null,"children":null},{"name":"Rävhagen (aktiv) (PM2.5) (uq/m3)","type":"double","nullable":true,"metadata":null,"children":null},{"name":"Norra Hansegatan 15 väst (inaktiv) (PM2.5) (uq/m3)","type":"double","nullable":true,"metadata":null,"children":null},{"name":"Norra Hansegatan 16A öst (inaktiv) (PM2.5) (uq/m3)","type":"double","nullable":true,"metadata":null,"children":null},{"name":"Norr Malma, regional bakgrund (aktiv, regional_bakgrund) (PM2.5)","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 Österväg 17 (aktiv) (PM2.5) (ug/m3);\n  optional double field_id=-1 Brömseboväg 8, urban bakgrund (aktiv, urban_bakgrund) (PM2.5) (ug/m3);\n  optional double field_id=-1 Rävhagen (aktiv) (PM2.5) (uq/m3);\n  optional double field_id=-1 Norra Hansegatan 15 väst (inaktiv) (PM2.5) (uq/m3);\n  optional double field_id=-1 Norra Hansegatan 16A öst (inaktiv) (PM2.5) (uq/m3);\n  optional double field_id=-1 Norr Malma, regional bakgrund (aktiv, regional_bakgrund) (PM2.5);\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":3224,"head":""}}],["pandas","{\"index_columns\": [\"datetime\"], \"column_indexes\": [{\"name\": null, \"field_name\": null, \"pandas_type\": \"unicode\", \"numpy_type\": \"object\", \"metadata\": {\"encoding\": \"UTF-8\"}}], \"columns\": [{\"name\": \"\\u00d6sterv\\u00e4g 17 (aktiv) (PM2.5) (ug/m3)\", \"field_name\": \"\\u00d6sterv\\u00e4g 17 (aktiv) (PM2.5) (ug/m3)\", \"pandas_type\": \"float64\", \"numpy_type\": \"float64\", \"metadata\": null}, {\"name\": \"Br\\u00f6msebov\\u00e4g 8, urban bakgrund (aktiv, urban_bakgrund) (PM2.5) (ug/m3)\", \"field_name\": \"Br\\u00f6msebov\\u00e4g 8, urban bakgrund (aktiv, urban_bakgrund) (PM2.5) (ug/m3)\", \"pandas_type\": \"float64\", \"numpy_type\": \"float64\", \"metadata\": null}, {\"name\": \"R\\u00e4vhagen (aktiv) (PM2.5) (uq/m3)\", \"field_name\": \"R\\u00e4vhagen (aktiv) (PM2.5) (uq/m3)\", \"pandas_type\": \"float64\", \"numpy_type\": \"float64\", \"metadata\": null}, {\"name\": \"Norra Hansegatan 15 v\\u00e4st (inaktiv) (PM2.5) (uq/m3)\", \"field_name\": \"Norra Hansegatan 15 v\\u00e4st (inaktiv) (PM2.5) (uq/m3)\", \"pandas_type\": \"float64\", \"numpy_type\": \"float64\", \"metadata\": null}, {\"name\": \"Norra Hansegatan 16A \\u00f6st (inaktiv) (PM2.5) (uq/m3)\", \"field_name\": \"Norra Hansegatan 16A \\u00f6st (inaktiv) (PM2.5) (uq/m3)\", \"pandas_type\": \"float64\", \"numpy_type\": \"float64\", \"metadata\": null}, {\"name\": \"Norr Malma, regional bakgrund (aktiv, regional_bakgrund) (PM2.5)\", \"field_name\": \"Norr Malma, regional bakgrund (aktiv, regional_bakgrund) (PM2.5)\", \"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\"}"]]}
[5.074249,3.569557,null,null,null,4.232269,"2022-06-01T02:00:00.000000000"]
[4.072144,3.134468,null,null,null,4.900467,"2022-06-02T02:00:00.000000000"]
[6.218361,4.846794,null,null,null,4.415756,"2022-06-03T02:00:00.000000000"]
[6.310402,5.143829,null,null,null,3.852131,"2022-06-04T02:00:00.000000000"]
[5.027367,4.028915,null,null,null,3.087311,"2022-06-05T02:00:00.000000000"]
[5.560341,4.19355,null,null,null,1.664167,"2022-06-06T02:00:00.000000000"]
[10.163971,7.175766,null,null,null,2.729507,"2022-06-07T02:00:00.000000000"]
[6.211632,4.507851,null,null,null,5.033112,"2022-06-08T02:00:00.000000000"]
[5.886406,4.701912,null,null,null,3.454067,"2022-06-09T02:00:00.000000000"]
[12.108414,9.387848,null,null,null,5.948532,"2022-06-10T02:00:00.000000000"]
[5.481667,4.38472,null,null,null,4.920563,"2022-06-11T02:00:00.000000000"]
[5.680588,4.584076,null,null,null,5.019066,"2022-06-12T02:00:00.000000000"]
[3.992287,3.118263,null,null,null,3.765095,"2022-06-13T02:00:00.000000000"]
[4.230919,3.318863,null,null,null,1.852755,"2022-06-14T02:00:00.000000000"]
[3.670689,2.822987,null,null,null,1.487392,"2022-06-15T02:00:00.000000000"]
[6.059151,4.654724,null,null,null,2.383461,"2022-06-16T02:00:00.000000000"]
[5.189713,3.976963,null,null,null,1.726423,"2022-06-17T02:00:00.000000000"]
[6.90419,5.58712,null,null,null,6.935875,"2022-06-18T02:00:00.000000000"]
[5.481422,4.381065,null,null,null,1.443581,"2022-06-19T02:00:00.000000000"]
[3.610683,2.775818,null,null,null,3.136753,"2022-06-20T02:00:00.000000000"]
[3.817776,2.853153,null,null,null,3.772949,"2022-06-21T02:00:00.000000000"]
[6.570953,5.177864,null,null,null,5.084702,"2022-06-22T02:00:00.000000000"]
[5.722313,4.592613,null,null,null,4.516197,"2022-06-23T02:00:00.000000000"]
[6.611122,5.363091,null,null,null,4.550903,"2022-06-24T02:00:00.000000000"]
[8.549713,7.238182,null,null,null,7.237465,"2022-06-25T02:00:00.000000000"]
[11.153854,9.242538,null,null,null,9.313675,"2022-06-26T02:00:00.000000000"]
[14.110992,11.347687,null,null,null,10.937637,"2022-06-27T02:00:00.000000000"]
[14.138092,11.422485,null,null,null,15.157333,"2022-06-28T02:00:00.000000000"]
[7.909828,5.59948,null,null,null,8.588013,"2022-06-29T02:00:00.000000000"]
[13.085037,10.22287,null,null,null,13.887817,"2022-06-30T02:00:00.000000000"]