{"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":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":"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\"}"]]}
[4.816208,2.586548,null,null,null,2.401112,"2022-01-01T02:00:00.000000000"]
[4.343864,3.318035,null,null,null,2.105793,"2022-01-02T02:00:00.000000000"]
[3.658524,3.112255,null,null,null,2.735218,"2022-01-03T02:00:00.000000000"]
[5.984787,4.529671,null,null,null,2.423588,"2022-01-04T02:00:00.000000000"]
[3.417484,2.845524,null,null,null,1.816441,"2022-01-05T02:00:00.000000000"]
[3.065899,2.792004,null,null,null,1.25053,"2022-01-06T02:00:00.000000000"]
[24.498444,8.911087,null,null,null,3.255627,"2022-01-07T02:00:00.000000000"]
[7.741882,6.759552,null,null,null,3.672726,"2022-01-08T02:00:00.000000000"]
[5.920586,3.631348,null,null,null,5.264511,"2022-01-09T02:00:00.000000000"]
[7.422348,6.271774,null,null,null,6.001686,"2022-01-10T02:00:00.000000000"]
[12.716949,7.602142,null,null,null,5.149841,"2022-01-11T02:00:00.000000000"]
[7.982521,6.704224,null,null,null,5.956596,"2022-01-12T02:00:00.000000000"]
[3.896645,3.127384,null,null,null,1.344183,"2022-01-13T02:00:00.000000000"]
[6.671913,3.943256,null,null,null,0.717808,"2022-01-14T02:00:00.000000000"]
[6.774803,3.468662,null,null,null,1.503187,"2022-01-15T02:00:00.000000000"]
[6.047958,4.430359,null,null,null,2.192318,"2022-01-16T02:00:00.000000000"]
[4.607414,4.050514,null,null,null,1.03841,"2022-01-17T02:00:00.000000000"]
[6.456322,4.195961,null,null,null,1.665972,"2022-01-18T02:00:00.000000000"]
[10.366119,7.065582,null,null,null,2.766399,"2022-01-19T02:00:00.000000000"]
[3.429844,2.65892,null,null,null,1.166632,"2022-01-20T02:00:00.000000000"]
[3.292351,2.507156,null,null,null,1.800303,"2022-01-21T02:00:00.000000000"]
[3.638027,2.736263,null,null,null,2.902122,"2022-01-22T02:00:00.000000000"]
[3.869118,3.246513,null,null,null,4.006645,"2022-01-23T02:00:00.000000000"]
[2.112526,1.966568,null,null,null,2.268204,"2022-01-24T02:00:00.000000000"]
[23.814911,9.615936,null,null,null,2.195164,"2022-01-25T02:00:00.000000000"]
[4.332184,3.564796,null,null,null,2.953728,"2022-01-26T02:00:00.000000000"]
[4.372345,3.594105,null,null,null,2.523636,"2022-01-27T02:00:00.000000000"]
[4.000755,2.890007,null,null,null,1.183983,"2022-01-28T02:00:00.000000000"]
[3.667782,2.295528,null,null,null,0.924037,"2022-01-29T02:00:00.000000000"]
[3.196976,2.105022,null,null,null,0.720486,"2022-01-30T02:00:00.000000000"]
[5.600166,4.04744,null,null,null,1.175167,"2022-01-31T02:00:00.000000000"]