FIG. 1 front elevational view of a shelving system for a refrigerator, showing my new design;
FIG. 2 is a front top perspective view thereof;
FIG. 3 is a front top perspective view thereof, showing the first shelf from the top in an alternate position;
FIG. 4 is front top perspective view thereof, showing the second shelf in an alternate position;
FIG. 5 is front top perspective view thereof, showing the third shelf in an alternate position;
FIG. 6 is front top perspective view thereof, showing the fourth shelf in an alternate position;
FIG. 7 is front top perspective view thereof, showing the upper storage tray in an alternate position; and,
FIG. 8 is front top perspective view thereof, showing the lower storage tray in an alternate position.
The broken line showing of portions of a refrigerator is for illustrative purposes only and forms no part of the claimed design.