. ▁The ▁number ▁of ▁sett lers ▁grew ▁around ▁ 1 7 5 0 ▁and ▁the ▁population ▁was ▁composed ▁of ▁Amer ind ians , ▁Portuguese , ▁and ▁some ▁Sp ani ards . ▁African ▁slaves ▁from ▁Ang ola ▁and ▁Moz amb ique ▁were ▁also ▁present , ▁but ▁in ▁fewer ▁numbers ▁than ▁in ▁other ▁Brazil ian ▁areas , ▁because ▁Par an á ▁was ▁an ▁un expl ored ▁region ▁that ▁did ▁not ▁need ▁much ▁slave ▁man power . ▁As ▁part ▁of ▁the ▁province ▁of ▁São ▁Paulo , ▁imm igration ▁grew ▁in ▁the ▁mid - 1 9 th ▁century , ▁mostly ▁composed ▁of ▁Italian , ▁German , ▁Polish , ▁Ukrain ian , ▁and ▁Japanese ▁pe op les . ▁While ▁large ▁numbers ▁of ▁Pol es ▁and ▁Uk ra ini ans ▁are ▁present ▁in ▁Par an á , ▁their ▁presence ▁in ▁the ▁rest ▁of ▁Brazil ▁is ▁relatively ▁small , ▁especially ▁Uk ra ini ans . ▁In ▁the ▁early ▁ 2 0 th ▁century , ▁two ▁waves ▁of ▁migration ▁to ▁Par an á ▁occurred : ▁one ▁coming ▁from ▁the ▁north , ▁mostly ▁of ▁Portuguese , ▁but ▁also ▁of ▁African ▁and ▁Amer ind ian ▁origin , ▁and ▁another ▁from ▁southern ▁Brazil ▁to ▁the ▁south west ▁and ▁west , ▁mostly ▁of ▁Portuguese , ▁Italian , ▁and ▁German ▁orig ins . ▁ ▁Major ▁cities ▁ ▁Econom y ▁ ▁In ▁ 2 0 1 3 , ▁the ▁Par an á ▁had ▁the ▁fifth ▁largest ▁G DP ▁of ▁Brazil , ▁representing ▁ 5 . 9 0 % ▁of ▁the ▁Brazil ian ▁G DP ▁in ▁ 2