CH s 1-15 February 
O ~ 16-31 February 
(4) =* 0 birds 
O - 1-10 ■ 
O « 11-25 " 
O - 26-50 " 
O s 51-100 ■ 
* 101-500" 
* 500+ 
FEBBUABY 
SI-MHH -38 (Rev, 9 - 65 ) 
O 
O 
o 
o 
o 
