<s>
TPL	B-Algorithm
Tables	I-Algorithm
is	O
a	O
cross	B-Application
tabulation	I-Application
system	O
used	O
to	O
generate	O
statistical	O
tables	O
for	O
analysis	O
or	O
publication	O
.	O
</s>
<s>
TPL	B-Algorithm
Tables	I-Algorithm
has	O
its	O
roots	O
in	O
the	O
Table	B-Algorithm
Producing	I-Algorithm
Language	I-Algorithm
(	O
TPL	O
)	O
system	O
,	O
developed	O
at	O
the	O
U.S.	O
Bureau	O
of	O
Labor	O
Statistics	O
(	O
BLS	O
)	O
in	O
the	O
1970s	O
and	O
early	O
1980s	O
to	O
run	O
on	O
IBM	O
mainframes	O
.	O
</s>
<s>
At	O
that	O
time	O
,	O
two	O
developers	O
of	O
the	O
mainframe	O
product	O
founded	O
QQQ	O
Software	O
,	O
Inc	O
.	O
and	O
began	O
development	O
of	O
TPL	B-Algorithm
Tables	I-Algorithm
,	O
rewriting	O
the	O
system	O
for	O
PCs	O
and	O
Unix	B-Application
systems	I-Application
.	O
</s>
<s>
The	O
first	O
version	O
of	O
TPL	B-Algorithm
Tables	I-Algorithm
was	O
released	O
in	O
1987	O
.	O
</s>
<s>
TPL	B-Algorithm
Tables	I-Algorithm
is	O
used	O
with	O
many	O
different	O
types	O
of	O
data	O
,	O
from	O
small	O
surveys	O
or	O
other	O
datasets	O
to	O
national	O
level	O
censuses	O
.	O
</s>
<s>
TPL	B-Algorithm
Tables	I-Algorithm
has	O
a	O
language	O
for	O
specifying	O
tabulations	O
and	O
controlling	O
format	O
details	O
.	O
</s>
<s>
This	O
language	O
is	O
the	O
same	O
for	O
both	O
Windows	O
and	O
Unix	B-Application
versions	O
of	O
the	O
software	O
.	O
</s>
<s>
The	O
Windows	O
version	O
also	O
has	O
an	O
interactive	O
interface	O
that	O
can	O
access	O
most	O
features	O
and	O
includes	O
Ted	O
,	O
an	O
editor	O
used	O
to	O
display	O
PostScript	B-Language
tables	O
on	O
the	O
screen	O
and	O
edit	O
them	O
interactively	O
.	O
</s>
<s>
TPL	B-Algorithm
Tables	I-Algorithm
can	O
process	O
an	O
unlimited	O
amount	O
of	O
data	O
and	O
produce	O
tables	O
that	O
range	O
in	O
size	O
from	O
a	O
few	O
lines	O
to	O
hundreds	O
of	O
pages	O
.	O
</s>
<s>
TPL	B-Algorithm
Tables	I-Algorithm
can	O
read	O
files	O
with	O
data	O
in	O
fixed	O
columns	O
or	O
delimited	O
file	O
types	O
such	O
as	O
CSV	O
Comma	O
Separated	O
Values	O
.	O
</s>
<s>
TPL-SQL	O
,	O
an	O
optional	O
add-on	O
feature	O
,	O
provides	O
direct	O
access	O
from	O
TPL	B-Algorithm
Tables	I-Algorithm
to	O
SQL	O
databases	O
produced	O
by	O
products	O
such	O
as	O
Sybase	O
and	O
Oracle	O
.	O
</s>
<s>
TPL	B-Algorithm
Tables	I-Algorithm
automatically	O
formats	O
table	O
output	O
according	O
to	O
the	O
table	O
specification	O
,	O
available	O
names	O
and	O
labels	O
,	O
and	O
default	O
settings	O
.	O
</s>
<s>
Tables	O
can	O
be	O
created	O
in	O
PostScript	B-Language
or	O
as	O
text	O
.	O
</s>
<s>
PostScript	B-Language
tables	O
can	O
contain	O
proportional	O
fonts	O
in	O
various	O
styles	O
and	O
sizes	O
.	O
</s>
<s>
Tables	O
can	O
be	O
exported	O
as	O
PDF	B-Application
,	O
HTML	B-Language
,	O
or	O
CSV	O
.	O
</s>
