what is the best returning index fund in august 2014

BRZU had the highest return in August 2014 by a major index or ETF, returning 33.9%.

ASSET MONTH % RETURN
BRZU
August 2014
33.93%
RETL
August 2014
26.7%
BIB
August 2014
22.4%
SOXL
August 2014
21.45%
UBR
August 2014
20.25%
UMDD
August 2014
16.56%
MIDU
August 2014
16.27%
TQQQ
August 2014
16.19%
TMF
August 2014
14.86%
URTY
August 2014
14.81%
TNA
August 2014
14.81%
FBT
August 2014
14.75%
CURE
August 2014
14.11%
INDL
August 2014
13.56%
UPRO
August 2014
12.92%
SPXL
August 2014
12.91%
UPW
August 2014
12.12%
FAS
August 2014
12.11%
UDOW
August 2014
11.89%
BOIL
August 2014
11.78%
TAN
August 2014
11.63%
RXL
August 2014
11.48%
CN
August 2014
11.11%
PBE
August 2014
11.06%
IBB
August 2014
10.89%