The
number
of
units
drilling
for
oil
fell
by
two
to
a
total
of
1419,
while
the
count
drilling
for
gas
rose
by
eight
to
542.
North
Dakota
saw
the
largest
change
in
its
rig
count,
adding
four
units
over
the
week
for
a
total
of
196.
Pennsylvania
added
three
for
a
total
of
78.
Colorado,
Oklahoma
and
West
Virginia
each
added
one
rig
for
counts
of
69,
201
and
27
respectively.
The
total
in
Texas
dropped
by
two
units
to
927.
Alaska,
Arkansas
and
New
Mexico
each
lost
one
rig
for
totals
of
seven,
17
and
84
respectively.
Counts
in…