Table header groups under multicol should just repeat in columns. - Chromium

Column 1	Column 2	Column 3
1-1	2-1	3-1
1-2	2-2	3-2
1-3	2-3	3-3
1-4	2-4	3-4
1-5	2-5	3-5
1-6	2-6	3-6
1-7	2-7	3-7
1-8	2-8	3-8
1-9	2-9	3-9
1-10	2-10	3-10
1-11	2-11	3-11
1-12	2-12	3-12
1-13	2-13	3-13
1-14	2-14	3-14
1-15	2-15	3-15
1-16	2-16	3-16
1-17	2-17	3-17
1-18	2-18	3-18
1-19	2-19	3-19
1-20	2-20	3-20
1-21	2-21	3-21
1-22	2-22	3-22
1-23	2-23	3-23
1-24	2-24	3-24
1-25	2-25	3-25
1-26	2-26	3-26
1-27	2-27	3-27
1-28	2-28	3-28
1-29	2-29	3-29
1-30	2-30	3-30
1-31	2-31	3-31
1-32	2-32	3-32
1-33	2-33	3-33
1-34	2-34	3-34
1-35	2-35	3-35