Sharks
killed
four
people
and
____________________
58
others
around
the
world
in
2006
,
a
comparatively
dull
year
for
dangerous
encounters
between
the
two
species
.
Shark
____________________
numbers
____________________
steadily
over
the
last
century
as
humans
reproduced
exponentially
and
____________________
more
time
at
the
seashore
.
But
the
numbers
have
been
____________________
over
the
past
five
years
as
____________________
____________________
the
shark
population
near
shore
and
swimmers
have
____________________
about
the
risks
of
____________________
into
certain
areas
,
Burgess
said
.
