Changes to List account rate of returns

the code response's property type changed from string to no type for status 500

the code response's property type changed from string to no type for status 503

the default_code response's property type changed from string to no type for status 403

the detail response's property type changed from string to no type for status 403

the detail response's property type changed from string to no type for status 500

the detail response's property type changed from string to no type for status 503

the error response's property type changed from string to no type for status 501

the status_code response's property type changed from integer to no type for status 500

the status_code response's property type changed from integer to no type for status 503

the code response's property type changed from no type to string for status 500

the code response's property type changed from no type to string for status 503

the default_code response's property type changed from no type to string for status 403

the detail response's property type changed from no type to string for status 403

the detail response's property type changed from no type to string for status 500

the detail response's property type changed from no type to string for status 503

the error response's property type changed from no type to string for status 501

the status_code response's property type changed from no type to integer for status 500

the status_code response's property type changed from no type to integer for status 503

added the non-success response with the status 501

added the non-success response with the status 503

added the new 1D enum value to the data/items/timeframe response property for the response status 200

added the new 1W enum value to the data/items/timeframe response property for the response status 200

added the new YTD enum value to the data/items/timeframe response property for the response status 200

added the new optional query request parameter timeframes

removed the 3M enum value from the data/items/timeframe response property for the response status 200

removed the 6M enum value from the data/items/timeframe response property for the response status 200

deleted the query request parameter timeframes

added the new 3M enum value to the data/items/timeframe response property for the response status 200

added the new 6M enum value to the data/items/timeframe response property for the response status 200

removed the non-success response with the status 503

removed the 1D enum value from the data/items/timeframe response property for the response status 200

removed the 1W enum value from the data/items/timeframe response property for the response status 200

removed the YTD enum value from the data/items/timeframe response property for the response status 200