This illustration shows a line chart with three series of data. The chart has the following title: Stock Monitoring, 2010. The vertical axis shows numbers from 0 to 60 with the interval 10. The horizontal axis contains the captions corresponding to months from January to December.The chart has a background created of several repetitious icons. The title of the chart and the Month label are blue.The chart plot has a light blue background with blue alternative rows. That is the horizontal areas (rows) representing 0 to 10, 20 to 30, and 40 to 50 are blue; the horizontal areas representing 10 to 20, 30 to 40, and 50 to 60 are light blue. The chart plot is marked by blue horizontal and vertical grid lines.The chart legend has a transparent background. Its labels are dark blue. The legend uses squares outlined in color to indicate that the yellow line corresponds to Portfolio 1, the green line to Portfolio 2, and the blue line to Portfolio 3.