存档购买力平价 从存档每日数据。 数据存储在文件夹中。 特定国家/地区的示例数据:印度: { " ppp " :{ " countryCodeIsoAlpha2 " : " ID " , " currenciesCountry " :[ { " code " : " IDR " , " name " : " Indonesian rupiah " , " symbol " : " Rp " } ], " countryCodeIsoAlpha3 " : " IDN " , " currencyMain " :{ " exchangeRate " : 13636.812433 ,