table without colspan

50 50 250 50 50 50 50 50 50 50
50 50 250 50 50 50 50 50 50 50


the same table with colspan

50 50 250 50 50 50 50 50 50 50
350 50 50 50 50 50 50 50


1

50 50 250 50 50 50 50 50 50 50
350 50 50 50 50 50 50 50