{"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\"}"]]}
[93.306885,5.609306,null,null,null,1.922215,"2022-04-01T02:00:00.000000000"]
[8.710037,10.262115,null,null,null,2.295849,"2022-04-02T02:00:00.000000000"]
[4.936134,2.858658,null,null,null,0.863554,"2022-04-03T02:00:00.000000000"]
[3.276302,2.470264,null,null,null,1.800323,"2022-04-04T02:00:00.000000000"]
[2.411438,1.609205,null,null,null,0.969303,"2022-04-05T02:00:00.000000000"]
[4.864578,2.327789,null,null,null,1.039469,"2022-04-06T02:00:00.000000000"]
[6.023575,5.073212,null,null,null,1.863186,"2022-04-07T02:00:00.000000000"]
[3.452118,2.458206,null,null,null,1.604843,"2022-04-08T02:00:00.000000000"]
[4.498215,2.5732,null,null,null,1.201174,"2022-04-09T02:00:00.000000000"]
[4.351257,2.899658,null,null,null,0.571346,"2022-04-10T02:00:00.000000000"]
[8.801926,5.002098,null,null,null,1.144947,"2022-04-11T02:00:00.000000000"]
[14.943253,4.993042,null,null,null,1.397367,"2022-04-12T02:00:00.000000000"]
[12.093475,5.789597,null,null,null,2.176945,"2022-04-13T02:00:00.000000000"]
[11.781967,9.951233,null,null,null,4.609024,"2022-04-14T02:00:00.000000000"]
[4.691994,3.154461,null,null,null,1.190222,"2022-04-15T02:00:00.000000000"]
[2.81345,1.587137,null,null,null,1.220474,"2022-04-16T02:00:00.000000000"]
[4.103111,2.763401,null,null,null,2.325794,"2022-04-17T02:00:00.000000000"]
[4.559608,3.055576,null,null,null,2.804924,"2022-04-18T02:00:00.000000000"]
[7.509995,4.577339,null,null,null,2.395077,"2022-04-19T02:00:00.000000000"]
[8.262192,5.409935,null,null,null,2.873943,"2022-04-20T02:00:00.000000000"]
[8.434052,4.964783,null,null,null,2.305809,"2022-04-21T02:00:00.000000000"]
[8.035233,5.252693,null,null,null,2.238773,"2022-04-22T02:00:00.000000000"]
[6.983833,3.956776,null,null,null,1.562963,"2022-04-23T02:00:00.000000000"]
[6.738647,3.61684,null,null,null,2.509678,"2022-04-24T02:00:00.000000000"]
[5.303909,3.910194,null,null,null,1.913696,"2022-04-25T02:00:00.000000000"]
[4.347267,2.878574,null,null,null,1.188992,"2022-04-26T02:00:00.000000000"]
[3.806889,2.237732,null,null,null,1.188681,"2022-04-27T02:00:00.000000000"]
[3.96405,2.731041,null,null,null,1.117836,"2022-04-28T02:00:00.000000000"]
[3.692211,2.489273,null,null,null,1.176819,"2022-04-29T02:00:00.000000000"]
[3.178211,2.115143,null,null,null,2.49382,"2022-04-30T02:00:00.000000000"]