# usage
-All options aside fron the `pages`, `max`, `formula`, `time`, and `color`
+All options aside from the `pages`, `max`, `formula`, `time`, and `color`
options are the same as in [[sparkline]] directive.
You don't need to specify any data points (though you can if you want to).
maximum of `max` data points will be generated.
The `formula` parameter controls the formula used to generate data points.
-Available forumlae:
+Available formulae:
* `interval` - The height of each point represents how long it has been
since the previous post.
many posts were made that day.
* `permonth` - Each point represents a month; the height represents how
many posts were made that month.
-* `peryear` - Each point represents a day; the height represents how
+* `peryear` - Each point represents a year; the height represents how
many posts were made that year.
-The `time` parameter has a default value of "ctime", since forumae use
+The `time` parameter has a default value of "ctime", since formulae use
the creation times of pages by default. If you instead want
them to use the modification times of pages, set it to "mtime".
This directive allows for embedding sparklines into wiki pages. A
sparkline is a small word-size graphic chart, that is designed to be
-displayes alongside text.
+displayed alongside text.
# examples