
- What I Know
-
Amazon
From $13.99 (New)
-
Best Buy
From $13.99 (New)

From $13.99 (New)
From $13.99 (New)

| Latest | $13.99 9 hrs ago |
| Highest | $19.07 Aug 11, '15 |
| Lowest | $13.99 Mar 13, '16 |
| Average | $15.90 (30d avg) $16.85 (90d avg) $15.49 (180d avg) $15.41 (365d avg) $15.65 (Lifetime average) |
| Added | Oct 12, 2013 |
| Latest | $9.96 9 hrs ago |
| Highest | $11.87 Sep 16, '15 |
| Lowest | $9.81 Aug 19, '14 |
| Average | $10.19 (30d avg) $10.43 (90d avg) $10.21 (180d avg) $10.55 (365d avg) $10.39 (Lifetime average) |
| Added | Oct 12, 2013 |
| Latest | $3.98 9 hrs ago |
| Highest | $10.99 Jun 18, '14 |
| Lowest | $0.95 Mar 19, '16 |
| Average | $3.34 (30d avg) $4.23 (90d avg) $4.21 (180d avg) $4.62 (365d avg) $5.75 (Lifetime average) |
| Added | Oct 12, 2013 |
30 day average: 122,779
90 day average: 108,587
What I Know

| Latest | $13.99 3 hrs ago |
| Highest | $14.99 Mar 13, '14 |
| Lowest | $13.99 Aug 5, '15 |
| Average | $13.99 (30d avg) $13.99 (90d avg) $13.99 (180d avg) $14.33 (365d avg) $14.67 (Lifetime average) |
| Added | Mar 13, 2014 |
What I Know - CD