 
 <prompt> ```Which group get lower percentage increase for population, Other Asian or Black African? Given di last question, write one context wey contain di answer. E fit be 1 - 20 sentences. Context:``` <response>: From di 2011 Census, di Office for National Statistics publish say Plymouth unitary authority area population na 256,384; 15,664 pipo pass di last census for 2001, wey show say Plymouth get population of 240,720. Di Plymouth urban area get population of 260,203 for 2011 (di urban sprawl wey extend pass di authority boundaries). Di city average household size na 2.3 pipo. At di time of di 2011 UK census, di ethnic composition of Plymouth population na 96.2% White (of 92.9% na White British), with di largest minority ethnic group na Chinese wey dey 0.5%. Di white Irish ethnic group see di largest decline for im share of di population since di 2001 Census (-24%), while di Other Asian and Black African see di largest increases (360% and 351% respectively). Dis one no include di two new ethnic groups wey dem add to di 2011 census of Gypsy or Irish Traveller and Arab. Di population rise quick quick during di second half of di 19th century, but e reduce by over 1.6% from 1931 to 1951. 