| Quarterly Financial Information [Text Block] |
(11)ÌýÌýÌýÌýÌýSelected
Quarterly Financial Data (Unaudited)
The
following tables present unaudited financial data of the
Trust for each quarter of 2011 and 2010:
|
Ìý
|
Ìý
|
Quarter
ended
|
Ìý
|
|
Ìý
|
Ìý
|
December
31,
|
Ìý
|
Ìý
|
September
30,
|
Ìý
|
Ìý
|
June
30,
|
Ìý
|
Ìý
|
March
31,
|
Ìý
|
|
Ìý
|
Ìý
|
2011
|
Ìý
|
Ìý
|
2011
|
Ìý
|
Ìý
|
2011
|
Ìý
|
Ìý
|
2011
|
Ìý
|
|
Income
|
Ìý
|
$
|
11,239,562
|
Ìý
|
Ìý
|
$
|
8,560,379
|
Ìý
|
Ìý
|
$
|
8,798,987
|
Ìý
|
Ìý
|
$
|
5,720,108
|
Ìý
|
|
Income
before income taxes
|
Ìý
|
$
|
10,009,760
|
Ìý
|
Ìý
|
$
|
7,848,114
|
Ìý
|
Ìý
|
$
|
8,012,551
|
Ìý
|
Ìý
|
$
|
4,885,493
|
Ìý
|
|
Net
income
|
Ìý
|
$
|
6,560,335
|
Ìý
|
Ìý
|
$
|
5,258,936
|
Ìý
|
Ìý
|
$
|
5,415,929
|
Ìý
|
Ìý
|
$
|
3,359,569
|
Ìý
|
|
Net
income per Sub-share Certificate
|
Ìý
|
$
|
0.71
|
Ìý
|
Ìý
|
$
|
0.56
|
Ìý
|
Ìý
|
$
|
0.58
|
Ìý
|
Ìý
|
$
|
0.35
|
Ìý
|
|
Ìý
|
Ìý
|
Quarter
ended
|
Ìý
|
|
Ìý
|
Ìý
|
December
31,
|
Ìý
|
Ìý
|
September
30,
|
Ìý
|
Ìý
|
June
30,
|
Ìý
|
Ìý
|
March
31,
|
Ìý
|
|
Ìý
|
Ìý
|
2010
|
Ìý
|
Ìý
|
2010
|
Ìý
|
Ìý
|
2010
|
Ìý
|
Ìý
|
2010
|
Ìý
|
|
Income
|
Ìý
|
$
|
5,465,308
|
Ìý
|
Ìý
|
$
|
3,894,375
|
Ìý
|
Ìý
|
$
|
6,480,591
|
Ìý
|
Ìý
|
$
|
4,251,398
|
Ìý
|
|
Income
before income taxes
|
Ìý
|
$
|
4,125,314
|
Ìý
|
Ìý
|
$
|
3,211,679
|
Ìý
|
Ìý
|
$
|
5,594,027
|
Ìý
|
Ìý
|
$
|
3,493,161
|
Ìý
|
|
Net
income
|
Ìý
|
$
|
2,832,533
|
Ìý
|
Ìý
|
$
|
2,228,177
|
Ìý
|
Ìý
|
$
|
3,805,534
|
Ìý
|
Ìý
|
$
|
2,442,467
|
Ìý
|
|
Net
income per Sub-share Certificate
|
Ìý
|
$
|
0.30
|
Ìý
|
Ìý
|
$
|
0.23
|
Ìý
|
Ìý
|
$
|
0.39
|
Ìý
|
Ìý
|
$
|
0.25
|
Ìý
|
|