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$19.79, Sep 14 - Mar 4 $19.81, Mar 5 - Mar 18 $19.83, Mar 19 - Apr 6 $19.85, Apr 7 - Apr 25 $19.87, Apr 25 - May 14 $19.87, Apr 25 - May 14 $14.90, May 3 - May 12 $11.99, May 3 - May 8 $19.87, Apr 25 - May 14 $14.90, May 3 - May 12 $10.99, May 8 - May 24 $19.87, Apr 25 - May 14 $14.76, May 13 - Jun 3 $10.99, May 8 - May 24 $19.89, May 16 - Jun 12 $14.76, May 13 - Jun 3 $10.99, May 8 - May 24 $22.71, May 27 1:14 pm $19.89, May 16 - Jun 12 $14.76, May 13 - Jun 3 $20.23, May 30 2:36 am $19.89, May 16 - Jun 12 $14.76, May 13 - Jun 3 $20.28, Jun 1 12:55 am $19.89, May 16 - Jun 12 $14.76, May 13 - Jun 3 $22.71, Jun 3 3:42 pm $19.89, May 16 - Jun 12 $14.98, Jun 3 - Jun 19 $22.53, Jun 5 9:48 am $19.89, May 16 - Jun 12 $14.98, Jun 3 - Jun 19 $22.59, Jun 7 - Jun 9 $19.89, May 16 - Jun 12 $14.98, Jun 3 - Jun 19 $22.56, Jun 11 8:47 am $19.89, May 16 - Jun 12 $14.98, Jun 3 - Jun 19 $20.33, Jun 13 3:56 pm $19.91, Jun 13 - Jun 30 $14.98, Jun 3 - Jun 19 $20.31, Jun 15 - Jun 16 $19.91, Jun 13 - Jun 30 $14.98, Jun 3 - Jun 19 $20.21, Jun 18 5:14 pm $19.91, Jun 13 - Jun 30 $14.98, Jun 3 - Jun 19 $20.30, Jun 19 - Jun 24 $19.91, Jun 13 - Jun 30 $14.90, Jun 20 - Jun 24 $20.27, Jun 25 12:36 pm $19.91, Jun 13 - Jun 30 $14.89, Jun 25 - Jul 3 $19.91, Jun 13 - Jun 30 $17.95, Jun 28 12:26 pm $14.89, Jun 25 - Jul 3 $19.91, Jun 13 - Jun 30 $18.07, Jun 30 4:49 am $14.89, Jun 25 - Jul 3 $19.93, Jul 1 - Jul 4 $17.99, Jul 2 11:37 am $14.89, Jun 25 - Jul 3 $19.93, Jul 1 - Jul 4 $18.04, Jul 4 7:55 pm $14.98, Jul 4 - Jul 9 $19.95, Jul 5 - Jul 14 $18.23, Jul 7 8:40 am $14.98, Jul 4 - Jul 9 $19.95, Jul 5 - Jul 14 $18.24, Jul 9 9:26 pm $14.98, Jul 4 - Jul 9 $19.95, Jul 5 - Jul 14 $18.23, Jul 12 8:36 am $15.15, Jul 11 - Jul 12 $19.95, Jul 5 - Jul 14 $18.25, Jul 14 11:28 pm $14.77, Jul 13 - Jul 24 $19.97, Jul 16 - Jul 25 $18.25, Jul 17 4:19 pm $14.77, Jul 13 - Jul 24 $19.97, Jul 16 - Jul 25 $18.23, Jul 20 2:28 am $14.77, Jul 13 - Jul 24 $19.97, Jul 16 - Jul 25 $18.20, Jul 22 9:50 am $14.77, Jul 13 - Jul 24 $19.97, Jul 16 - Jul 25 $17.40, Jul 25 1:36 am $13.19, Jul 25 1:36 am $19.99, Jul 26 - Aug 4 $16.78, Jul 27 7:32 pm $12.69, Jul 27 7:32 pm $19.99, Jul 26 - Aug 4 $16.58, Jul 29 2:17 pm $12.66, Jul 28 - Sep 2 $19.99, Jul 26 - Aug 4 $15.36, Aug 1 7:45 am $12.66, Jul 28 - Sep 2 $19.99, Jul 26 - Aug 4 $15.48, Aug 4 1:37 am $12.66, Jul 28 - Sep 2 $20.01, Aug 5 - Aug 22 $15.40, Aug 5 10:40 pm $12.66, Jul 28 - Sep 2 $20.01, Aug 5 - Aug 22 $15.42, Aug 8 12:59 am $12.66, Jul 28 - Sep 2 $20.01, Aug 5 - Aug 22 $15.27, Aug 11 3:26 am $12.66, Jul 28 - Sep 2 $20.01, Aug 5 - Aug 22 $14.23, Aug 13 1:15 am $12.66, Jul 28 - Sep 2 $20.01, Aug 5 - Aug 22 $14.22, Aug 14 - Aug 20 $12.66, Jul 28 - Sep 2 $20.03, Aug 23 - Aug 29 $12.66, Jul 28 - Sep 2 $11.71, Aug 22 - Sep 7 $20.05, Aug 31 - Sep 6 $12.66, Jul 28 - Sep 2 $11.71, Aug 22 - Sep 7 $20.05, Aug 31 - Sep 6 $14.15, Sep 4 8:08 pm $11.71, Aug 22 - Sep 7 $20.07, Sep 7 - Sep 13 $15.54, Sep 7 5:37 am $11.71, Aug 22 - Sep 7 $20.07, Sep 7 - Sep 13 $14.87, Sep 9 2:48 pm $13.44, Sep 9 2:48 pm $20.07, Sep 7 - Sep 13 $14.41, Sep 12 12:14 am $13.11, Sep 12 12:14 am $20.07, Sep 7 - Sep 13 $14.11, Sep 13 4:04 am $12.93, Sep 13 4:04 am $19.92, Sep 15 - Sep 19 $13.45, Sep 15 4:23 am $12.63, Sep 15 4:23 am $19.92, Sep 15 - Sep 19 $12.95, Sep 19 5:26 am $12.20, Sep 19 - Sep 22 $19.78, Sep 22 - Sep 28 $12.61, Sep 23 10:55 pm $11.60, Sep 23 - Sep 30 $19.78, Sep 22 - Sep 28 $12.57, Sep 25 11:28 pm $11.60, Sep 23 - Sep 30 $19.78, Sep 22 - Sep 28 $12.53, Sep 28 12:37 am $11.60, Sep 23 - Sep 30 $19.64, Sep 30 - Oct 4 $12.47, Sep 30 3:35 am $11.60, Sep 23 - Sep 30 $19.64, Sep 30 - Oct 4 $12.41, Oct 2 6:23 am $11.53, Oct 2 - Oct 4 $19.50, Oct 6 - Oct 12 $12.33, Oct 6 10:43 am $10.83, Oct 6 - Oct 8 $19.50, Oct 6 - Oct 12 $12.27, Oct 8 12:54 pm $10.83, Oct 6 - Oct 8 $19.50, Oct 6 - Oct 12 $12.25, Oct 10 3:31 pm $10.76, Oct 10 - Oct 12 $19.50, Oct 6 - Oct 12 $12.17, Oct 12 5:36 pm $10.76, Oct 10 - Oct 12 $19.36, Oct 14 - Oct 20 $12.03, Oct 14 7:36 pm $10.57, Oct 14 - Oct 20 $19.36, Oct 14 - Oct 20 $12.01, Oct 17 12:50 am $10.57, Oct 14 - Oct 20 $19.36, Oct 14 - Oct 20 $11.93, Oct 20 8:18 am $10.57, Oct 14 - Oct 20 $19.22, Oct 22 - Nov 1 $12.20, Oct 22 1:38 pm $10.44, Oct 22 1:38 pm $19.22, Oct 22 - Nov 1 $11.95, Oct 27 2:34 am $10.45, Oct 27 - Nov 1 $19.22, Oct 22 - Nov 1 $11.80, Nov 1 7:22 am $10.45, Oct 27 - Nov 1 $19.08, Nov 8 - Nov 13 $11.64, Nov 8 6:55 am $10.03, Nov 8 6:55 am $19.08, Nov 8 - Nov 13 $11.40, Nov 13 3:50 pm $9.81, Nov 13 - Nov 16 $18.94, Nov 16 - Nov 19 $12.24, Nov 16 5:20 am $9.81, Nov 13 - Nov 16 $18.94, Nov 16 - Nov 19 $12.14, Nov 19 7:50 am $9.10, Nov 19 7:50 am $18.80, Nov 21 - Nov 27 $12.10, Nov 21 9:46 am $8.35, Nov 21 - Nov 23 $18.80, Nov 21 - Nov 27 $11.91, Nov 23 10:31 am $8.35, Nov 21 - Nov 23 $18.80, Nov 21 - Nov 27 $11.89, Nov 25 2:57 pm $7.66, Nov 25 2:57 pm $18.80, Nov 21 - Nov 27 $11.83, Nov 27 11:41 am $7.67, Nov 27 - Nov 29 $18.66, Nov 29 - Dec 5 $11.48, Dec 1 9:04 am $9.80, Dec 1 - Dec 5 $18.66, Nov 29 - Dec 5 $11.55, Dec 3 7:42 am $9.80, Dec 1 - Dec 5 $18.66, Nov 29 - Dec 5 $11.43, Dec 5 5:33 am $9.80, Dec 1 - Dec 5 $18.56, Dec 7 - Dec 11 $11.41, Dec 7 3:09 am $9.51, Dec 7 - Dec 9 $18.56, Dec 7 - Dec 11 $11.32, Dec 11 7:43 am $9.47, Dec 11 - Dec 14 $18.74, Dec 13 - Dec 18 $11.79, Dec 13 7:27 am $9.47, Dec 11 - Dec 14 $18.74, Dec 13 - Dec 18 $11.75, Dec 16 7:01 am $9.75, Dec 16 - Dec 18 $18.74, Dec 13 - Dec 18 $14.49, Dec 18 5:40 am $9.75, Dec 16 - Dec 18 $18.92, Dec 22 - Dec 25 $12.13, Dec 23 4:16 pm $9.93, Dec 23 - Dec 26 $18.92, Dec 22 - Dec 25 $11.83, Dec 25 8:22 pm $9.93, Dec 23 - Dec 26 $19.10, Dec 26 - Jan 1 $11.57, Dec 26 10:39 pm $9.93, Dec 23 - Dec 26 $19.10, Dec 26 - Jan 1 $11.83, Dec 30 9:07 am $11.60, Dec 28 - Jan 7 $19.10, Dec 26 - Jan 1 $11.60, Dec 28 - Jan 7 $11.51, Jan 1 9:01 pm $19.29, Jan 3 - Jan 9 $11.60, Dec 28 - Jan 7 $11.30, Jan 4 3:21 pm $19.29, Jan 3 - Jan 9 $11.67, Jan 6 7:10 pm $11.60, Dec 28 - Jan 7 $19.29, Jan 3 - Jan 9 $11.57, Jan 9 12:15 am $11.52, Jan 9 12:15 am $19.48, Jan 10 - Jan 15 $11.29, Jan 11 - Jan 14 $11.29, Jan 10 - Jan 14 $19.48, Jan 10 - Jan 15 $12.04, Jan 15 10:10 pm $11.98, Jan 15 10:10 pm $19.67, Jan 17 - Jan 22 $11.94, Jan 19 6:58 am $11.82, Jan 19 6:58 am $19.67, Jan 17 - Jan 22 $12.75, Jan 20 - Jan 22 $11.88, Jan 20 9:57 pm $19.86, Jan 24 - Jan 30 $12.28, Jan 24 1:36 am $11.75, Jan 24 - Jan 25 $19.86, Jan 24 - Jan 30 $11.89, Jan 25 5:21 pm $11.75, Jan 24 - Jan 25 $19.86, Jan 24 - Jan 30 $12.12, Jan 29 3:43 am $11.64, Jan 29 3:43 am $19.86, Jan 24 - Jan 30 $11.64, Jan 30 10:40 pm $11.60, Jan 30 10:40 pm $20.05, Feb 1 - Feb 7 $12.35, Feb 1 5:40 pm $11.58, Feb 1 5:40 pm $20.05, Feb 1 - Feb 7 $11.57, Feb 5 7:18 am $11.48, Feb 5 7:18 am $20.05, Feb 1 - Feb 7 $11.95, Feb 7 2:23 am $11.44, Feb 7 2:23 am $20.25, Feb 8 - Feb 14 $11.90, Feb 8 9:36 pm $11.49, Feb 8 9:36 pm $20.25, Feb 8 - Feb 14 $11.71, Feb 12 12:11 pm $11.60, Feb 12 12:11 pm $20.25, Feb 8 - Feb 14 $12.26, Feb 14 7:39 am $11.55, Feb 14 7:39 am $20.45, Feb 16 - Feb 19 $11.74, Feb 16 3:47 am $11.44, Feb 16 3:47 am $20.45, Feb 16 - Feb 19 $11.76, Feb 19 11:31 pm $11.41, Feb 19 11:31 pm $20.65, Feb 21 - Feb 27 $11.39, Feb 21 9:27 pm $11.36, Feb 21 9:27 pm $20.65, Feb 21 - Feb 27 $11.34, Feb 23 7:50 pm $11.30, Feb 23 7:50 pm $20.65, Feb 21 - Feb 27 $11.97, Feb 25 - Feb 27 $11.23, Feb 27 3:18 pm $20.85, Mar 1 - Mar 6 $11.82, Mar 1 2:36 pm $11.19, Mar 1 2:36 pm $20.85, Mar 1 - Mar 6 $11.97, Mar 4 3:24 am $7.99, Mar 3 - Mar 10 $20.85, Mar 1 - Mar 6 $12.14, Mar 6 - Mar 8 $7.99, Mar 3 - Mar 10 $20.89, Mar 8 - Apr 25 $12.14, Mar 6 - Mar 8 $7.99, Mar 3 - Mar 10 $20.89, Mar 8 - Apr 25 $12.12, Mar 10 11:59 am $7.99, Mar 3 - Mar 10 $20.89, Mar 8 - Apr 25 $12.06, Mar 12 6:46 pm $11.19, Mar 12 6:46 pm $20.89, Mar 8 - Apr 25 $12.60, Mar 15 3:20 am $11.83, Mar 15 3:20 am $20.89, Mar 8 - Apr 25 $12.44, Mar 17 3:52 pm $11.74, Mar 17 3:52 pm $20.89, Mar 8 - Apr 25 $12.28, Mar 20 12:57 am $11.70, Mar 20 12:57 am $20.89, Mar 8 - Apr 25 $12.16, Mar 22 8:53 am $11.48, Mar 22 8:53 am $20.89, Mar 8 - Apr 25 $12.08, Mar 24 4:10 pm $11.32, Mar 24 4:10 pm $20.89, Mar 8 - Apr 25 $11.98, Mar 26 11:39 pm $11.45, Mar 26 11:39 pm $20.89, Mar 8 - Apr 25 $11.42, Mar 30 - Apr 2 $8.49, Mar 29 - Mar 30 $20.89, Mar 8 - Apr 25 $12.28, Apr 2 12:55 am $11.42, Mar 30 - Apr 2 $20.89, Mar 8 - Apr 25 $12.09, Apr 4 3:05 pm $11.50, Apr 4 3:05 pm $20.89, Mar 8 - Apr 25 $12.52, Apr 7 - Apr 8 $11.38, Apr 7 6:01 am $20.89, Mar 8 - Apr 25 $12.52, Apr 7 - Apr 8 $11.40, Apr 8 2:18 pm $20.89, Mar 8 - Apr 25 $12.35, Apr 11 1:28 pm $11.42, Apr 11 1:28 pm $20.89, Mar 8 - Apr 25 $12.36, Apr 14 6:38 am $11.39, Apr 14 6:38 am $20.89, Mar 8 - Apr 25 $12.72, Apr 16 10:30 pm $11.34, Apr 16 10:30 pm $20.89, Mar 8 - Apr 25 $12.87, Apr 19 1:41 pm $11.35, Apr 19 1:41 pm $20.89, Mar 8 - Apr 25 $12.76, Apr 22 6:11 am $11.30, Apr 22 6:11 am $20.89, Mar 8 - Apr 25 $13.80, Apr 25 3:22 am $11.33, Apr 25 3:22 am $20.89, Apr 28 - May 21 $13.54, Apr 28 3:58 am $11.29, Apr 28 3:58 am $20.89, Apr 28 - May 21 $13.21, Apr 30 10:45 pm $12.13, Apr 30 10:45 pm $20.89, Apr 28 - May 21 $12.99, May 3 3:14 pm $11.72, May 3 3:14 pm $20.89, Apr 28 - May 21 $13.35, May 6 9:38 am $11.81, May 6 9:38 am $20.89, Apr 28 - May 21 $11.73, May 10 2:24 pm $10.00, May 10 - May 17 $20.89, Apr 28 - May 21 $11.57, May 13 7:15 pm $10.00, May 10 - May 17 $20.89, Apr 28 - May 21 $11.39, May 17 12:25 pm $10.00, May 10 - May 17 $20.89, Apr 28 - May 21 $13.47, May 21 11:08 pm $11.29, May 21 11:08 pm $20.68, May 26 - Jun 4 $12.03, May 26 1:15 am $10.00, May 26 - Jun 29 $20.68, May 26 - Jun 4 $11.82, May 30 2:20 pm $10.00, May 26 - Jun 29 $20.68, May 26 - Jun 4 $11.36, Jun 4 5:01 am $10.00, May 26 - Jun 29 $20.47, Jun 8 - Jun 12 $11.89, Jun 8 2:35 pm $10.00, May 26 - Jun 29 $20.47, Jun 8 - Jun 12 $11.91, Jun 12 11:55 am $10.00, May 26 - Jun 29 $20.26, Jun 16 - Jun 20 $11.49, Jun 16 7:13 am $10.00, May 26 - Jun 29 $20.26, Jun 16 - Jun 20 $11.57, Jun 20 1:56 am $10.00, May 26 - Jun 29 $20.27, Jun 23 - Jul 31 $11.55, Jun 23 - Jun 25 $10.00, May 26 - Jun 29 $20.27, Jun 23 - Jul 31 $11.40, Jun 29 7:38 pm $10.00, May 26 - Jun 29 $20.27, Jun 23 - Jul 31 $12.66, Jul 4 12:52 am $11.30, Jul 4 12:52 am $20.27, Jun 23 - Jul 31 $12.32, Jul 8 11:34 am $10.29, Jul 8 11:34 am $20.27, Jun 23 - Jul 31 $11.60, Jul 13 11:30 am $10.67, Jul 13 11:30 am $20.27, Jun 23 - Jul 31 $11.36, Jul 17 6:46 am $10.48, Jul 17 6:46 am $20.27, Jun 23 - Jul 31 $11.30, Jul 20 11:40 pm $10.31, Jul 20 11:40 pm $20.27, Jun 23 - Jul 31 $11.36, Jul 24 1:05 pm $10.30, Jul 24 1:05 pm $20.27, Jun 23 - Jul 31 $11.34, Jul 28 2:24 am $10.34, Jul 28 2:24 am $20.27, Jun 23 - Jul 31 $12.30, Jul 31 4:59 pm $11.30, Jul 31 4:59 pm $20.06, Aug 4 - Aug 6 $11.96, Aug 4 7:26 am $10.96, Aug 4 7:26 am $20.06, Aug 4 - Aug 6 $11.92, Aug 6 4:42 am $10.93, Aug 6 4:42 am $19.85, Aug 9 - Aug 21 $11.60, Aug 9 11:53 pm $8.48, Aug 9 - Aug 13 $19.85, Aug 9 - Aug 21 $11.42, Aug 13 6:27 pm $8.48, Aug 9 - Aug 13 $19.85, Aug 9 - Aug 21 $11.33, Aug 17 12:07 pm $8.49, Aug 17 12:07 pm $19.85, Aug 9 - Aug 21 $11.37, Aug 21 6:45 am $8.53, Aug 21 6:45 am $19.65, Aug 25 - Aug 30 $11.39, Aug 25 1:31 am $8.54, Aug 25 1:31 am $19.65, Aug 25 - Aug 30 $11.37, Aug 26 11:51 pm $8.50, Aug 26 11:51 pm $19.65, Aug 25 - Aug 30 $12.40, Aug 30 5:38 pm $8.26, Aug 30 5:38 pm $19.45, Sep 3 - Sep 11 $12.03, Sep 3 1:19 pm $8.81, Sep 3 1:19 pm $19.45, Sep 3 - Sep 11 $11.61, Sep 7 10:55 am $8.37, Sep 7 10:55 am $19.45, Sep 3 - Sep 11 $11.91, Sep 11 8:23 am $7.97, Sep 11 8:23 am $19.25, Sep 15 - Sep 26 $12.01, Sep 15 5:08 am $9.00, Sep 15 5:08 am $19.25, Sep 15 - Sep 26 $11.41, Sep 19 2:06 am $8.09, Sep 19 2:06 am $19.25, Sep 15 - Sep 26 $11.99, Sep 23 12:27 am $8.83, Sep 23 12:27 am $19.25, Sep 15 - Sep 26 $11.55, Sep 26 10:21 pm $8.67, Sep 26 10:21 pm $19.05, Sep 30 9:57 pm $12.72, Sep 30 9:57 pm $12.64, Sep 30 9:57 pm $19.29, Oct 4 - Oct 9 $11.77, Oct 4 11:46 pm $8.85, Oct 4 11:46 pm $19.29, Oct 4 - Oct 9 $11.32, Oct 9 3:19 am $8.50, Oct 9 3:19 am $19.53, Oct 13 - Oct 17 $11.96, Oct 13 3:43 am $8.99, Oct 13 3:43 am $19.53, Oct 13 - Oct 17 $11.57, Oct 17 1:23 am $8.69, Oct 17 1:23 am $19.77, Oct 20 - Oct 24 $15.29, Oct 20 10:43 pm $11.34, Oct 20 10:43 pm $19.77, Oct 20 - Oct 24 $15.28, Oct 24 - Oct 30 $12.28, Oct 24 6:51 pm $20.01, Oct 26 - Oct 30 $15.28, Oct 24 - Oct 30 $12.26, Oct 26 6:00 pm $20.01, Oct 26 - Oct 30 $15.28, Oct 24 - Oct 30 $12.18, Oct 30 4:57 pm $20.25, Nov 3 - Nov 7 $14.94, Nov 3 - Nov 16 $12.10, Nov 3 4:51 pm $20.25, Nov 3 - Nov 7 $14.94, Nov 3 - Nov 16 $12.00, Nov 7 7:40 pm $20.04, Nov 11 10:26 pm $14.94, Nov 3 - Nov 16 $11.92, Nov 11 10:26 pm $19.83, Nov 16 - Nov 20 $14.94, Nov 3 - Nov 16 $11.84, Nov 16 3:03 am $19.83, Nov 16 - Nov 20 $12.66, Nov 20 - Nov 24 $11.76, Nov 20 12:11 pm $20.07, Nov 24 - Nov 27 $12.66, Nov 20 - Nov 24 $11.66, Nov 24 10:08 pm $20.07, Nov 24 - Nov 27 $12.55, Nov 27 5:16 am $11.62, Nov 27 5:16 am $20.31, Dec 2 1:59 am $12.37, Dec 2 - Dec 6 $11.52, Dec 2 1:59 am $20.54, Dec 6 - Dec 11 $12.37, Dec 2 - Dec 6 $11.42, Dec 6 10:50 pm $20.54, Dec 6 - Dec 11 $12.51, Dec 11 11:50 pm $11.34, Dec 11 11:50 pm $20.77, Dec 17 1:16 am $14.94, Dec 17 1:16 am $13.90, Dec 17 1:16 am $21.00, Dec 21 - Dec 27 $12.58, Dec 21 11:22 pm $12.54, Dec 21 11:22 pm $21.00, Dec 21 - Dec 27 $12.28, Dec 27 10:27 am $11.84, Dec 27 10:27 am $21.22, Jan 1 3:26 am $12.27, Jan 1 3:26 am $11.80, Jan 1 3:26 am $21.00, Jan 5 - Jan 15 $12.38, Jan 5 10:37 pm $11.71, Jan 5 10:37 pm $21.00, Jan 5 - Jan 15 $12.24, Jan 10 7:31 pm $11.67, Jan 10 7:31 pm $21.00, Jan 5 - Jan 15 $12.12, Jan 15 6:32 pm $11.53, Jan 15 6:32 pm $20.78, Jan 20 - Jan 25 $12.00, Jan 20 - Jan 25 $11.43, Jan 20 6:25 pm $20.78, Jan 20 - Jan 25 $12.00, Jan 20 - Jan 25 $11.29, Jan 25 6:54 pm $20.57, Jan 30 6:41 pm $14.92, Jan 30 6:41 pm $11.30, Jan 30 6:41 pm $20.36, Feb 4 9:51 pm $14.71, Feb 4 9:51 pm $12.84, Feb 4 9:51 pm $20.15, Feb 9 - Feb 15 $13.26, Feb 9 11:58 pm $11.34, Feb 9 11:58 pm $20.15, Feb 9 - Feb 15 $12.23, Feb 15 8:27 am $11.48, Feb 15 8:27 am $19.94, Feb 20 5:12 pm $14.29, Feb 20 5:12 pm $11.40, Feb 20 5:12 pm $19.74, Feb 26 4:44 am $12.86, Feb 26 4:44 am $11.26, Feb 26 4:44 am $19.54, Mar 7 11:39 pm $12.44, Mar 7 11:39 pm $11.51, Mar 7 11:39 pm $19.34, Mar 19 7:16 am $11.95, Mar 19 7:16 am $11.81, Mar 19 7:16 am $19.14, Mar 30 6:05 pm $11.91, Mar 30 6:05 pm $11.57, Mar 30 6:05 pm
67,648 1,163,831
781,250
390,625
Oct
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2015
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Price Details
New
Latest
$19.14 Mar 30, '16
Highest
$21.22 Jan 1, '16
Lowest
$18.56 Dec 7, '14
Average
$19.44 (30d avg) $20.21 (90d avg) $20.17 (180d avg) $20.21 (365d avg) $19.96 (Lifetime average)
Added
Sep 14, 2013
3rd Party New
Latest
$11.57 Mar 30, '16
Highest
$15.89 Sep 6, '14
Lowest
$11.26 Feb 26, '16
Average
$11.66 (30d avg) $11.58 (90d avg) $11.75 (180d avg) $11.69 (365d avg) $12.24 (Lifetime average)
Added
Sep 14, 2013
3rd Party Used
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$11.91 Mar 30, '16
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$22.71 Jun 3, '14
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$7.66 Nov 25, '14
Average
$12.19 (30d avg) $12.76 (90d avg) $12.81 (180d avg) $11.61 (365d avg) $12.25 (Lifetime average)
Added
Sep 14, 2013
Sales Rank
30 day average: 641,905 90 day average: 681,439
Product Description
Its tough to argue with R as a high-quality, cross-platform, open source statistical software productunless youre in the business of crunching Big Data. This concise book introduces you to several strategies for using R to analyze large datasets, including three chapters on using R and Hadoop together. Youll learn the basics of Snow, Multicore, Parallel, Segue, RHIPE, and Hadoop Streaming, including how to find them, how to use them, when they work well, and when they dont.With these packages, you can overcome Rs single-threaded nature by spreading work across multiple CPUs, or offloading work to multiple machines to address Rs memory barrier.Snow:Multicore:Parallel:R+Hadoop:RHIPE:Segue:
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