In Lead Won Goals section, You can set the goal for lead won monthly or weekly wise to every individual user. In the left side, click on Goals option. Then click on +Create Lead Won Goal button under the Lead Won Goals section.
Open a pop-up menu, fill the form and set the goal for won leads according to your requirement like as time period, stream, set individual targets and then click on Add button.
You can delete the goals click on Delete button under the Lead Won Goals section.