{"columns":[{"name":"Staketgatan 22 (aktiv) (PM2.5)","type":"double"},{"name":"Norr Malma, regional bakgrund (aktiv, regional_bakgrund) (PM2.5)","type":"double"},{"name":"Torkel Knutssonsgatan, urban bakgrund Stockholm (aktiv, urban_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":"Staketgatan 22 (aktiv) (PM2.5)","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":"Torkel Knutssonsgatan, urban bakgrund Stockholm (aktiv, urban_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 Staketgatan 22 (aktiv) (PM2.5);\n  optional double field_id=-1 Norr Malma, regional bakgrund (aktiv, regional_bakgrund) (PM2.5);\n  optional double field_id=-1 Torkel Knutssonsgatan, urban bakgrund Stockholm (aktiv, urban_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":2040,"head":""}}],["pandas","{\"index_columns\": [\"datetime\"], \"column_indexes\": [{\"name\": null, \"field_name\": null, \"pandas_type\": \"unicode\", \"numpy_type\": \"object\", \"metadata\": {\"encoding\": \"UTF-8\"}}], \"columns\": [{\"name\": \"Staketgatan 22 (aktiv) (PM2.5)\", \"field_name\": \"Staketgatan 22 (aktiv) (PM2.5)\", \"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\": \"Torkel Knutssonsgatan, urban bakgrund Stockholm (aktiv, urban_bakgrund) (PM2.5)\", \"field_name\": \"Torkel Knutssonsgatan, urban bakgrund Stockholm (aktiv, urban_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\"}"]]}
[0.97828,1.796707,4.379311,"2024-12-01T02:00:00.000000000"]
[4.777878,5.279343,8.981888,"2024-12-02T02:00:00.000000000"]
[1.321833,0.62568,1.448605,"2024-12-03T02:00:00.000000000"]
[4.590088,1.647045,5.576561,"2024-12-04T02:00:00.000000000"]
[9.799561,1.504992,3.634998,"2024-12-05T02:00:00.000000000"]
[5.225334,3.321571,6.654404,"2024-12-06T02:00:00.000000000"]
[8.988449,4.56604,7.832886,"2024-12-07T02:00:00.000000000"]
[4.958878,4.844284,7.715569,"2024-12-08T02:00:00.000000000"]
[3.501232,1.849762,3.559204,"2024-12-09T02:00:00.000000000"]
[2.510696,1.621111,2.925377,"2024-12-10T02:00:00.000000000"]
[2.906616,1.42561,null,"2024-12-11T02:00:00.000000000"]
[2.631653,1.37254,3.784409,"2024-12-12T02:00:00.000000000"]
[2.766071,1.914089,3.630619,"2024-12-13T02:00:00.000000000"]
[1.007689,0.896293,2.218441,"2024-12-14T02:00:00.000000000"]
[1.182951,1.376465,1.479456,"2024-12-15T02:00:00.000000000"]
[0.907741,0.431582,0.946277,"2024-12-16T02:00:00.000000000"]
[5.229805,0.638144,1.54895,"2024-12-17T02:00:00.000000000"]
[2.752621,1.216391,2.610249,"2024-12-18T02:00:00.000000000"]
[2.751705,2.035549,3.254604,"2024-12-19T02:00:00.000000000"]
[1.741261,1.11129,2.028198,"2024-12-20T02:00:00.000000000"]
[2.21159,1.447796,2.032501,"2024-12-21T02:00:00.000000000"]
[4.338722,1.573977,3.210426,"2024-12-22T02:00:00.000000000"]
[2.550243,2.719429,5.11779,"2024-12-23T02:00:00.000000000"]
[1.534496,1.710871,2.729733,"2024-12-24T02:00:00.000000000"]
[0.577996,0.668882,1.211109,"2024-12-25T02:00:00.000000000"]
[1.751657,1.459034,1.335665,"2024-12-26T02:00:00.000000000"]
[1.781258,2.358162,1.340611,"2024-12-27T02:00:00.000000000"]
[0.904447,2.127945,1.765303,"2024-12-28T02:00:00.000000000"]
[1.066341,0.634601,1.061346,"2024-12-29T02:00:00.000000000"]
[14.719299,0.621709,1.299225,"2024-12-30T02:00:00.000000000"]
[11.229141,1.753813,3.905678,"2024-12-31T02:00:00.000000000"]