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The header row of each table must be tagged for accessibility. Do this by highlighting the header row, going to the Table Layout tab and click the Repeat header rows button. The ostensible point of this is to make header rows appear over multiple pages, but it also has the effect of tagging the header row for accessibility and so should be done even if the table is on one page.
As a general rule, text should be aligned top left of cells and data top right.
Align content in a table use the Alignment buttons under the Layout tab ie highlight a column and select top left, top right and so on. DO NOT USE THE SPACE BAR TO POSITION CONTENT IN TABLES.
Numbers must include the thousand comma, that is: 11,328 not 11328.
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(The forward slash in the year dates is sub-optimal style but permitted in graphs, not least because the graph should have a text equivalent in the main body copy.)
800px
Example 2. Bar chart using shades of one colour
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Note the way the key to the graph is not beneath it, but a) place inside the graph and b) aligned in the same visual logic as the bars, that is, left to right.
b) Flow charts
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