<prompt> Translate the following text to EnglishHata hivyo, kwa sababu idadi ya nyumba imekuwa kuongezeka kila mwaka, badala ya jumla kwa idadi ya kila nyumba inazalisha viwango vya ukuaji wa kila mwaka ambayo ni chini ya wale kuonyeshwa katika meza 1, 2 na 3, yaani, viwango vya ukuaji wa kila mwaka chanya katika meza 1, 2 na 3 kupungua katika meza 4, 5 na 6 na viwango vya chini kuongezeka katika takwimu.  <response>: However, because the number of households has been increasing every year, the replacement of total by per-household volume figures produces annual growth rates which are lower than those shown in Tables 1, 2 and 3. That is, the positive annual growth rates in Tables 1, 2 and 3 shrink in Tables 4, 5 and 6 and the negative rates augment in absolute terms. 