Drilling Rig Operator	Spud Count
Cenovus Energy Inc.	82
ENCANA CORPORATION	38
SUNCOR ENERGY INC.	26
ARC RESOURCES LTD.	22
CANADIAN NATURAL RESOURCES LIMITED	21
HUSKY OIL OPERATIONS LIMITED	19
TALISMAN ENERGY INC.	9
IMPERIAL OIL RESOURCES LIMITED	8
PENGROWTH CORPORATION	8
PROGRESS ENERGY LTD.	8
MURPHY OIL COMPANY LTD.	7
BIRCHCLIFF ENERGY LTD.	6
SHELL CANADA LIMITED	6
DEVON CANADA CORPORATION	5
CONOCOPHILLIPS CANADA OPERATIONS LTD.	4
Crew Energy Inc.	4
GALLEON ENERGY INC.	4
STORM EXPLORATION INC.	4
AURIGA ENERGY INC.	3
ANDERSON ENERGY LTD.	3

Drilling Rig Contractor	Spud Count
Savanna Drilling Corp.	62
PRECISION DRILLING CORPORATION	60
KOMAT DRILLING LTD.	41
CHAMPION DRILLING INC.	29
Titan Surface Casing Ltd.	25
ENSIGN DRILLING INC.	20
TRINIDAD DRILLING LTD.	17
TRINIDAD	15
AKITA DRILLING LTD.	12
PRECISION	9
QUINTERA DRILLING LTD.	7
Unknown Rig Contractor	7
NABORS DRILLING LIMITED	6
EXCALIBUR DRILLING LTD.	6
ENSIGN	5
BEAVER DRILLING LTD.	5
PATTERSON	5
STONEHAM DRILLING INC.	5
Chinook Drilling Inc.	4
NABORS WS	3

Terminating Zone	Substance	Spud Count
SECOND WHITE SPECKLED SH	GAS	77
MEDICINE HAT SD	GAS	21
MILK RIVER FM	COALBED METHANE	15
BASE FISH SCALES ZONE	GAS	13
CLEARWATER FM	CRUDE BITUMEN	11
CARDIUM FM	CRUDE OIL	9
FISH SCALE ZONE	GAS	7
MONTNEY FM	GAS	7
MANNVILLE & UPPER MANN	GAS	6
BELLY RIVER GROUP	COALBED METHANE	5
CARDIUM SD	CRUDE OIL	5
LLOYDMINSTER MBR	CRUDE OIL	5
MCMURRAY FM	CRUDE BITUMEN	5
MED HAT D ZONE	GAS	5
CUMMINGS MBR	CRUDE OIL	4
DINA MBR	CRUDE BITUMEN	4
GLAUCONITIC SS	CRUDE OIL	4
LEDUC FM	CRUDE OIL	4
PEKISKO FM	GAS	4
REX MBR	CRUDE BITUMEN	4