Attributes . No. of Shelves . Values

(1) Shelf (6)   (2) Shelves (16)   0 (2)   10 Shelves (1)   11 (1)   12 (2)   12 Shelves (1)   13 (2)   16 (11)   16 Shelves (2)   2" (37)   20 (2)   3 Shelves (43)   3" (93)   32 Shelves (2)   4 (81)   4 Shelves (12)   40 Shelves (2)   5 Shelves (1)   6 (28)   6 Shelves (5)   7 (4)   8 (13)   9 (3)   9 Shelves (1)   ?1% (90)   ?5% (61)   No Shelves (12)