{"vid":"V56","name":"date","file_id":"F6","var_intrvl":"discrete","var_width":"11","labl":"Date of measurement","var_respunit":"Recordings","var_qstn_preqtxt":"na","var_qstn_qstnlit":"na","var_qstn_postqtxt":"na","var_qstn_ivulnstr":"na","var_universe":"Outdoor air data collected from various villages in each of the slum","universe_clusion":"I","var_sumstat":[{"value":"2844","type":"vald"},{"value":"2013-02-14","type":"min"},{"value":"2013-04-10","type":"max"}],"var_txt":"The date when the measurement was coducted.","var_catgry":[{"value":"2013-02-14","labl":null,"stats":"120","type":"freq"},{"value":"2013-02-21","labl":null,"stats":"654","type":"freq"},{"value":"2013-02-23","labl":null,"stats":"180","type":"freq"},{"value":"2013-02-28","labl":null,"stats":"352","type":"freq"},{"value":"2013-03-20","labl":null,"stats":"168","type":"freq"},{"value":"2013-03-21","labl":null,"stats":"180","type":"freq"},{"value":"2013-03-23","labl":null,"stats":"290","type":"freq"},{"value":"2013-03-25","labl":null,"stats":"60","type":"freq"},{"value":"2013-04-06","labl":null,"stats":"120","type":"freq"},{"value":"2013-04-10","labl":null,"stats":"720","type":"freq"}],"var_format":"character","var_format_name":"Nesstar.date","var_format_schema":"other","var_format_category":"date","fid":"F6","sid":"127","survey_idno":"DDI-KEN-APHRC-AIRPOLLUTION-2014-v01."}