	Column	Column	Column	Column	Column	Column	Column	Column	Column	Column
ZONE SEG.	A	B	C	D	E	F	G	H	I	J
(RR) #1	30	6	1436’	132	22	660	13.2%	303.3	220	106
(DT) #2	87	10	1300’	270	27	2349	46.9%	1079.6	1010	327
(RR) #3	95	10	1538’	144	14.4	1368	27.3%	628.8	620	185
(CR) #4	47	9	713’	120	13.3	626.7	12.5%	287.9	270	93
Totals			See 5d			5003.7	100%		2120

Notes:
Column A = # of Blocks (RR), or # of street segments (CR).
Column B = # of Street units to pre-sample.
Column C = Average block perimeter or street segment length.
Column D = Total # of trees observed in pre-sample.
Column E = Average # of street trees per block or street segment.
Column F = Estimated number of street trees.
Column G = Percentage (w) of trees estimated in each zone segment.
Column H = # of street trees to sample.
Column I = # of street trees observed.
Column J = # of Acerplatanoides observed.