Before making any changes to your profile click "Edit Profile" in the top right hand corner.
In the PERSONAL INFO section scroll down to Rate. Click on the dropdown and select the range that best corresponds with your rate. We've provided you with a range so you have some flexibility and room to negotiate. When you're contacted by a hiring manager you can tell them if you typically bill hourly or daily.
Remember to hit "Save Personal Info" at the bottom of that section.
Here's what this section looks like: