.type tabpro.tst
.type
.ps 20,70,0,0,1 .header spacing 1
.first title TAB PROPORTIONAL test
.nf .subtitle 20 x 70
.TAB PROPORTIONAL 3
_.TAB PROPORTIONAL 3
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	1	2
_.TAB PROPORTIONAL 4
.TAB PROPORTIONAL 4
1234567890123456789012345678901234567890123456789012345678901234567890
	1	2	3
_.TAB PROPORTIONAL 4,,5,5
.TAB PROPORTIONAL 4,,5,5
1234567890123456789012345678901234567890123456789012345678901234567890
	1	2	3
_.TAB PROPORTIONAL 5,5,-5,+5,,5
.TAB PROPORTIONAL 5,5,-5,+5,,5
1234567890123456789012345678901234567890123456789012345678901234567890
	1	2	3	4