{"title":"Number of post offices by category and year","variables":[{"code":"category","text":"category","values":["0","1","2"],"valueTexts":["Post offices","Post offices used","Post offices non used"]},{"code":"year","text":"year","values":["0","1","2","3","4","5","6","7","8","9","10","11","12","13"],"valueTexts":["2022","2021","2020","2019","2018","2017","2016","2015","2014","2013","2012","2011","2010","2009"]}]}