<prompt> tafsiri zifuatazo kutoka kwa swahili hadi kiingereza.zilishinda ubingwa wa ulaya mara tatu kati ya 2001 na 2010 lakini siku hizi zinakwenda kwa shida.  <response>: the u.s., which topped the indices between november 2006 and may 2010, is now five points behind china. 