
| Option | Description | 
| Rotate by (in degrees) 
 | Specifies the column to use for defining how many degrees the markers should be rotated. The rotation can be clockwise or counter-clockwise. A full rotation is 360 degrees, and a value of 361 is interpreted as 1 degree. For example, when specifying an arrow as the marker shape, marker rotation can be useful to indicate directions of motion: 
 The legend in this example shows that the 
		 selected marker shape is  Note: Markers are not displayed for null values. | 
| Clockwise | Rotates the markers clockwise. | 
| Counter-clockwise | Rotates the markers counter-clockwise. |