2 . 2 % ▁in ▁ 1 9 6 1 ▁to ▁ 6 2 . 3 % ▁in ▁ 2 0 1 1 . ▁The ▁proportion ▁of ▁Muslim s ▁in ▁Bir b hum ▁district ▁has ▁increased ▁from ▁ 2 7 . 6 % ▁to ▁ 3 7 . 1 % ▁during ▁the ▁same ▁period . ▁Christians ▁formed ▁ 0 . 3 % ▁in ▁ 2 0 1 1 . ▁ ▁R ural ▁pover ty ▁As ▁per ▁the ▁B PL ▁household ▁survey ▁carried ▁out ▁in ▁ 2 0 0 5 , ▁the ▁proportion ▁of ▁B PL ▁households ▁in ▁N al h ati ▁I ▁CD ▁Block ▁was ▁ 4 2 . 8 %, ▁against ▁ 4 2 . 3 % ▁in ▁Bir b hum ▁district . ▁ ▁In ▁six ▁CD ▁Block s ▁– ▁Mur ar ai ▁II , ▁N al h ati ▁II , ▁R amp ur hat ▁II , ▁R amp ur hat ▁I , ▁S uri ▁II ▁and ▁Mur ar ai ▁I ▁– ▁the ▁proportion ▁of ▁B PL ▁families ▁was ▁more ▁than ▁ 5 0 %. ▁ ▁In ▁three ▁CD ▁Block s ▁– ▁Raj n agar , ▁S uri ▁I ▁and ▁Lab h pur ▁– ▁the ▁proportion ▁of ▁B PL ▁families ▁was ▁less ▁than ▁ 3 0 %. ▁The ▁other ▁ten ▁CD ▁Block s ▁in ▁Bir b hum ▁district ▁were ▁placed ▁in ▁between . ▁According ▁to ▁the ▁District ▁Human ▁Development ▁Report , ▁Bir b hum , ▁“ Al though ▁there ▁is ▁no ▁indic ation ▁that ▁the ▁share ▁of ▁B PL ▁households ▁is ▁more