We are displaying dynamic data on our site. The user can select different types of time periods such as monthly, quarterly, annual, decennial, etc. Our issue comes in trying
You can set tickInterval as three months
http://jsfiddle.net/yHmrZ/5/
tickInterval: 3 * 30 * 24 * 3600 * 1000,
But when you would like to dynamic change ranges, you should use tickPostitioner