FIG. 1 is a perspective view of a monitor stand showing my new design;
FIG. 2 is the second perspective view thereof;
FIG. 3 is the third perspective view thereof;
FIG. 4 is the fourth perspective view thereof;
FIG. 5 is a front elevational view thereof;
FIG. 6 is a rear elevational view thereof;
FIG. 7 is a left side elevational view thereof;
FIG. 8 is a right side view thereof;
FIG. 9 is a top plan view thereof;
FIG. 10 is a bottom plan view thereof;
FIG. 11 is a partial enlarged perspective view thereof, taken from FIG. 1;
FIG. 12 is a partial enlarged perspective view thereof, taken from FIG. 2;
FIG. 13 is a partial enlarged perspective view thereof, taken from FIG. 3;
FIG. 14 is a partial enlarged perspective view thereof, taken from FIG. 4;
FIG. 15 is a partial enlarged front elevational view thereof, taken from FIG. 5;
FIG. 16 is a partial enlarged rear elevational view thereof, taken from FIG. 6;
FIG. 17 is a partial enlarged left elevational view thereof, taken from FIG. 7;
FIG. 18 is a partial enlarged right side elevational view thereof, taken from FIG. 8; and,
FIG. 19 is a partial enlarged bottom plan view, taken from FIG. 10.
The broken lines in the figures are for the purposes of illustrating portions of the monitor stand, which form no part of the claimed design.