<prompt> Translate the following text to EnglishKwa mfano, mwaka wa 1999, ingawa akiba ya watu binafsi ilikuwa chini ya dola bilioni 150 za Marekani, utajiri wa familia uliongezeka kwa dola za Marekani 5.  <response>: For example, in 1999, even though personal saving was less than 150 billion, households wealth still grew by 5. 