| Category | Users | Items | Ratings | |||
|---|---|---|---|---|---|---|
| Arts Crafts and Sewing | 2 | 172 | 273 | ratings | reviews | metadata |
| Automotive | 1 | 227 | 372 | ratings | reviews | metadata |
| Books | 1 | 768 | 1,071 | ratings | reviews | metadata |
| CDs and Vinyl | 0 | 0 | 0 | ratings | reviews | metadata |
| Cell Phones and Accessories | 1 | 88 | 265 | ratings | reviews | metadata |
| Digital Music | 0 | 0 | 0 | ratings | reviews | metadata |
| Electronics | 6 | 611 | 2,022 | ratings | reviews | metadata |
| Grocery and Gourmet Food | 1 | 55 | 114 | ratings | reviews | metadata |
| Home and Kitchen | 1 | 421 | 710 | ratings | reviews | metadata |
| Industrial and Scientific | 1 | 54 | 72 | ratings | reviews | metadata |
| Kindle Store | 0 | 0 | 0 | ratings | reviews | metadata |
| Movies and TV | 1 | 1 | 1 | ratings | reviews | metadata |
| Musical Instruments | 1 | 90 | 254 | ratings | reviews | metadata |
| Office Products | 1 | 256 | 528 | ratings | reviews | metadata |
| Sports and Outdoors | 2 | 253 | 481 | ratings | reviews | metadata |
| Toys and Games | 2 | 407 | 697 | ratings | reviews | metadata |
| Overall | 9 | 3,403 | 6,860 |