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$58.09, May 3 - May 5 $46.37, May 3 - May 30 $37.98, May 3 - May 25 $58.57, May 6 - May 10 $46.37, May 3 - May 30 $37.98, May 3 - May 25 $58.18, May 12 8:12 am $46.37, May 3 - May 30 $37.98, May 3 - May 25 $58.57, May 12 - May 14 $46.37, May 3 - May 30 $37.98, May 3 - May 25 $58.13, May 15 6:27 pm $46.37, May 3 - May 30 $37.98, May 3 - May 25 $58.09, May 17 3:35 am $46.37, May 3 - May 30 $37.98, May 3 - May 25 $55.93, May 19 3:02 am $46.37, May 3 - May 30 $37.98, May 3 - May 25 $51.85, May 21 5:46 pm $46.37, May 3 - May 30 $37.98, May 3 - May 25 $48.97, May 23 1:45 pm $46.37, May 3 - May 30 $37.98, May 3 - May 25 $46.37, May 3 - May 30 $46.26, May 25 10:21 am $37.98, May 3 - May 25 $54.96, May 27 9:08 am $46.37, May 26 - May 30 $46.37, May 3 - May 30 $51.99, May 28 3:11 pm $46.37, May 26 - May 30 $46.37, May 3 - May 30 $55.50, May 30 4:34 pm $46.37, May 26 - May 30 $46.37, May 3 - May 30 $53.88, May 31 - Jun 2 $48.07, May 31 - Jun 11 $48.07, May 31 - Jun 11 $51.45, Jun 3 2:18 pm $48.07, May 31 - Jun 11 $48.07, May 31 - Jun 11 $56.58, Jun 4 7:54 pm $48.07, May 31 - Jun 11 $48.07, May 31 - Jun 11 $51.45, Jun 7 8:11 am $48.07, May 31 - Jun 11 $48.07, May 31 - Jun 11 $51.18, Jun 8 - Jun 9 $48.07, May 31 - Jun 11 $48.07, May 31 - Jun 11 $56.31, Jun 10 8:00 pm $48.07, May 31 - Jun 11 $48.07, May 31 - Jun 11 $51.72, Jun 13 1:59 am $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $57.12, Jun 14 2:15 pm $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $51.99, Jun 16 8:47 pm $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $56.85, Jun 18 8:04 am $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $54.42, Jun 19 - Jun 23 $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $53.88, Jun 24 9:50 am $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $53.61, Jun 25 4:40 am $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $52.26, Jun 27 1:02 pm $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $55.50, Jun 29 8:53 pm $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $51.72, Jul 1 7:14 pm $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $57.39, Jul 3 12:26 am $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $53.07, Jul 5 8:02 am $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $50.91, Jul 6 1:37 pm $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $54.15, Jul 9 4:18 am $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $51.99, Jul 10 10:09 am $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $50.10, Jul 12 8:10 pm $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $57.47, Jul 14 6:20 am $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $54.50, Jul 15 3:15 pm $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $50.45, Jul 18 - Jul 19 $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $57.47, Jul 20 1:27 pm $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $55.85, Jul 21 11:13 am $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $51.53, Jul 23 5:42 pm $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $56.39, Jul 25 2:21 pm $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $58.82, Jul 27 - Sep 5 $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $58.79, Sep 6 5:19 pm $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $58.75, Sep 9 2:44 am $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $58.74, Sep 10 6:55 am $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $58.71, Sep 11 - Sep 12 $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $58.67, Sep 14 12:46 pm $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $58.64, Sep 16 12:47 pm $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $58.58, Sep 18 1:49 pm $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $58.80, Sep 20 4:56 pm $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $33.72, Sep 24 12:57 am $58.81, Sep 26 1:42 am $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $58.79, Sep 28 2:18 am $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $58.72, Sep 30 2:21 am $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $58.70, Oct 2 5:31 am $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $58.67, Oct 4 7:55 am $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $58.64, Oct 6 9:42 am $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $58.59, Oct 8 12:07 pm $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $58.57, Oct 10 2:37 pm $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $58.53, Oct 12 5:02 pm $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $58.48, Oct 14 7:07 pm $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $58.43, Oct 17 12:07 am $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $58.38, Oct 19 4:04 am $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $58.35, Oct 21 8:42 am $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $58.32, Oct 23 3:49 pm $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $58.27, Oct 29 6:49 am $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $63.47, Nov 3 7:49 pm $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $63.32, Nov 9 5:33 pm $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $63.20, Nov 15 6:10 am $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $63.09, Nov 18 1:38 pm $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $63.02, Nov 20 6:29 pm $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $62.96, Nov 22 9:43 pm $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $62.88, Nov 25 12:16 am $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $62.87, Nov 26 9:59 pm $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $62.83, Nov 28 8:36 pm $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $62.78, Nov 30 6:53 pm $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $62.74, Dec 2 6:15 pm $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $62.69, Dec 4 4:50 pm $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $62.67, Dec 6 1:40 pm $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $62.62, Dec 8 10:53 am $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $62.56, Dec 10 5:20 pm $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $62.51, Dec 12 2:19 pm $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $62.45, Dec 14 12:16 pm $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $62.39, Dec 16 12:08 pm $49.90, Jun 12 - Dec 16 $49.90, Jun 12 - Dec 16 $62.33, Dec 18 11:07 am $50.39, Dec 18 - Dec 22 $50.39, Dec 18 - Dec 22 $62.25, Dec 22 1:47 pm $50.39, Dec 18 - Dec 22 $50.39, Dec 18 - Dec 22 $62.21, Dec 24 4:14 pm $51.14, Dec 23 - Dec 28 $51.14, Dec 23 - Dec 28 $62.17, Dec 26 6:47 pm $51.14, Dec 23 - Dec 28 $51.14, Dec 23 - Dec 28 $62.14, Dec 28 8:53 pm $51.14, Dec 23 - Dec 28 $51.14, Dec 23 - Dec 28 $62.11, Dec 30 7:10 am $50.88, Dec 30 - Jan 5 $50.88, Dec 30 - Jan 5 $62.07, Dec 31 7:48 pm $50.88, Dec 30 - Jan 5 $50.88, Dec 30 - Jan 5 $62.01, Jan 2 2:19 pm $50.88, Dec 30 - Jan 5 $50.88, Dec 30 - Jan 5 $61.96, Jan 5 3:03 am $50.88, Dec 30 - Jan 5 $50.88, Dec 30 - Jan 5 $61.94, Jan 6 5:02 am $50.62, Jan 6 - Jan 11 $50.62, Jan 6 - Jan 11 $61.88, Jan 8 10:34 am $50.62, Jan 6 - Jan 11 $50.62, Jan 6 - Jan 11 $61.82, Jan 10 1:57 pm $50.62, Jan 6 - Jan 11 $50.62, Jan 6 - Jan 11 $61.78, Jan 11 8:13 pm $50.62, Jan 6 - Jan 11 $50.62, Jan 6 - Jan 11 $61.74, Jan 13 6:37 am $50.36, Jan 13 - Mar 14 $50.36, Jan 13 - Apr 24 $61.66, Jan 16 3:34 pm $50.36, Jan 13 - Mar 14 $50.36, Jan 13 - Apr 24 $61.62, Jan 18 - Jan 26 $50.36, Jan 13 - Mar 14 $50.36, Jan 13 - Apr 24 $59.62, Jan 28 7:09 am $50.36, Jan 13 - Mar 14 $50.36, Jan 13 - Apr 24 $58.50, Jan 30 12:44 am $50.36, Jan 13 - Mar 14 $50.36, Jan 13 - Apr 24 $57.10, Jan 31 7:59 pm $50.36, Jan 13 - Mar 14 $50.36, Jan 13 - Apr 24 $55.42, Feb 2 3:03 pm $50.36, Jan 13 - Mar 14 $50.36, Jan 13 - Apr 24 $58.71, Feb 6 4:22 am $50.36, Jan 13 - Mar 14 $50.36, Jan 13 - Apr 24 $57.87, Feb 7 11:41 pm $50.36, Jan 13 - Mar 14 $50.36, Jan 13 - Apr 24 $60.07, Feb 9 - Feb 12 $50.36, Jan 13 - Mar 14 $50.36, Jan 13 - Apr 24 $60.62, Feb 14 - Feb 18 $50.36, Jan 13 - Mar 14 $50.36, Jan 13 - Apr 24 $60.84, Feb 19 11:45 pm $50.36, Jan 13 - Mar 14 $50.36, Jan 13 - Apr 24 $60.53, Feb 21 - Feb 23 $50.36, Jan 13 - Mar 14 $50.36, Jan 13 - Apr 24 $61.09, Feb 25 5:25 pm $50.36, Jan 13 - Mar 14 $50.36, Jan 13 - Apr 24 $60.66, Feb 27 3:40 pm $50.36, Jan 13 - Mar 14 $50.36, Jan 13 - Apr 24 $59.82, Mar 1 2:52 pm $50.36, Jan 13 - Mar 14 $50.36, Jan 13 - Apr 24 $60.10, Mar 3 7:17 pm $50.36, Jan 13 - Mar 14 $50.36, Jan 13 - Apr 24 $58.98, Mar 5 11:12 pm $50.36, Jan 13 - Mar 14 $50.36, Jan 13 - Apr 24 $58.14, Mar 7 11:25 pm $50.36, Jan 13 - Mar 14 $50.36, Jan 13 - Apr 24 $58.17, Mar 10 4:34 am $50.36, Jan 13 - Mar 14 $50.36, Jan 13 - Apr 24 $57.35, Mar 12 11:28 am $50.36, Jan 13 - Mar 14 $50.36, Jan 13 - Apr 24 $55.73, Mar 14 7:05 pm $50.36, Jan 13 - Mar 14 $50.36, Jan 13 - Apr 24 $54.65, Mar 17 12:38 pm $50.36, Jan 13 - Mar 14 $50.36, Jan 13 - Apr 24 $52.76, Mar 19 9:15 pm $50.36, Jan 13 - Mar 14 $50.36, Jan 13 - Apr 24 $58.20, Mar 22 3:08 am $50.36, Jan 13 - Mar 14 $50.36, Jan 13 - Apr 24 $56.58, Mar 24 10:45 am $50.36, Jan 13 - Mar 14 $50.36, Jan 13 - Apr 24 $55.23, Mar 26 6:17 pm $50.36, Jan 13 - Mar 14 $50.36, Jan 13 - Apr 24 $53.88, Mar 29 2:05 am $50.36, Jan 13 - Mar 14 $50.36, Jan 13 - Apr 24 $53.34, Mar 31 11:14 am $50.36, Jan 13 - Mar 14 $50.36, Jan 13 - Apr 24 $64.75, Apr 3 3:13 am $50.36, Jan 13 - Mar 14 $50.36, Jan 13 - Apr 24 $59.17, Apr 5 5:36 pm $50.36, Jan 13 - Mar 14 $50.36, Jan 13 - Apr 24 $58.63, Apr 8 8:37 am $50.36, Jan 13 - Mar 14 $50.36, Jan 13 - Apr 24 $58.10, Apr 11 9:07 am $50.36, Jan 13 - Mar 14 $50.36, Jan 13 - Apr 24 $57.92, Apr 14 2:39 am $50.36, Jan 13 - Mar 14 $50.36, Jan 13 - Apr 24 $58.58, Apr 16 5:40 pm $50.36, Jan 13 - Mar 14 $50.36, Jan 13 - Apr 24 $59.53, Apr 19 9:18 am $50.36, Jan 13 - Mar 14 $50.36, Jan 13 - Apr 24 $59.20, Apr 22 1:59 am $50.36, Jan 13 - Mar 14 $50.36, Jan 13 - Apr 24 $57.78, Apr 24 10:28 pm $50.36, Jan 13 - Mar 14 $50.36, Jan 13 - Apr 24 $56.38, Apr 27 10:02 pm $50.36, Jan 13 - Mar 14 $50.36, Apr 27 - Jul 25 $55.05, Apr 30 5:03 pm $50.36, Jan 13 - Mar 14 $50.36, Apr 27 - Jul 25 $59.94, May 3 9:13 am $50.36, Jan 13 - Mar 14 $50.36, Apr 27 - Jul 25 $59.64, May 4 5:02 pm $50.36, Jan 13 - Mar 14 $50.36, Apr 27 - Jul 25 $60.08, May 8 2:55 am $50.36, Jan 13 - Mar 14 $50.36, Apr 27 - Jul 25 $58.65, May 11 2:58 pm $50.36, Jan 13 - Mar 14 $50.36, Apr 27 - Jul 25 $62.79, May 14 9:13 pm $50.36, Jan 13 - Mar 14 $50.36, Apr 27 - Jul 25 $62.34, May 19 2:19 am $50.36, Jan 13 - Mar 14 $50.36, Apr 27 - Jul 25 $61.75, May 23 6:47 am $50.36, Jan 13 - Mar 14 $50.36, Apr 27 - Jul 25 $60.44, May 27 2:04 pm $50.36, Jan 13 - Mar 14 $50.36, Apr 27 - Jul 25 $59.07, Jun 1 4:36 am $50.36, Jan 13 - Mar 14 $50.36, Apr 27 - Jul 25 $57.51, Jun 3 1:35 pm $50.36, Jan 13 - Mar 14 $50.36, Apr 27 - Jul 25 $54.57, Jun 8 1:29 am $50.36, Apr 27 - Jul 25 $46.35, Jun 8 - Jun 11 $53.07, Jun 11 11:42 pm $50.36, Apr 27 - Jul 25 $46.35, Jun 8 - Jun 11 $50.36, Apr 27 - Jul 25 $46.35, Jun 8 - Jun 11 $45.71, Jun 15 6:30 pm $50.36, Apr 27 - Jul 25 $46.35, Jun 8 - Jun 11 $45.64, Jun 19 12:53 pm $50.36, Apr 27 - Jul 25 $46.35, Jun 8 - Jun 11 $45.50, Jun 23 7:12 am $50.36, Apr 27 - Jul 25 $46.35, Jun 8 - Jun 11 $45.43, Jun 27 2:24 am $50.36, Apr 27 - Jul 25 $46.35, Jun 8 - Jun 11 $45.34, Jul 1 3:59 am $50.36, Apr 27 - Jul 25 $46.35, Jun 8 - Jun 11 $45.24, Jul 5 10:51 am $50.36, Apr 27 - Jul 25 $46.35, Jun 8 - Jun 11 $45.14, Jul 11 12:38 am $50.36, Apr 27 - Jul 25 $46.35, Jun 8 - Jun 11 $45.07, Jul 14 8:49 pm $50.36, Apr 27 - Jul 25 $46.35, Jun 8 - Jun 11 $41.32, Jul 18 11:32 am $50.36, Apr 27 - Jul 25 $46.35, Jun 8 - Jun 11 $41.24, Jul 22 3:37 am $50.36, Apr 27 - Jul 25 $46.35, Jun 8 - Jun 11 $41.14, Jul 25 5:43 pm $50.10, Jul 29 - Aug 13 $46.35, Jun 8 - Jun 11 $41.05, Jul 29 7:17 am $50.10, Jul 29 - Aug 13 $49.60, Aug 1 10:08 pm $46.09, Aug 1 - Aug 9 $50.10, Jul 29 - Aug 13 $46.09, Aug 1 - Aug 9 $46.08, Aug 5 1:17 pm $50.10, Jul 29 - Aug 13 $46.09, Aug 1 - Aug 9 $45.81, Aug 9 7:35 am $50.10, Jul 29 - Aug 13 $49.35, Aug 13 2:19 am $46.09, Aug 1 - Aug 9 $49.85, Aug 16 - Aug 20 $49.11, Aug 16 8:07 pm $46.09, Aug 1 - Aug 9 $49.85, Aug 16 - Aug 20 $48.88, Aug 20 2:47 pm $46.09, Aug 1 - Aug 9 $49.59, Aug 24 - Aug 28 $48.62, Aug 24 8:07 am $46.09, Aug 1 - Aug 9 $49.59, Aug 24 - Aug 28 $48.34, Aug 28 3:15 am $46.09, Aug 1 - Aug 9 $49.34, Aug 31 8:11 pm $48.02, Aug 31 8:11 pm $46.09, Aug 1 - Aug 9 $49.09, Sep 4 - Sep 8 $46.59, Sep 4 4:39 pm $46.09, Aug 1 - Aug 9 $49.09, Sep 4 - Sep 8 $46.47, Sep 8 2:49 pm $46.09, Aug 1 - Aug 9 $48.84, Sep 12 - Sep 20 $46.09, Aug 1 - Aug 9 $46.05, Sep 12 12:02 pm $48.84, Sep 12 - Sep 20 $46.09, Aug 1 - Aug 9 $45.59, Sep 16 9:12 am $48.84, Sep 12 - Sep 20 $46.09, Aug 1 - Aug 9 $45.01, Sep 20 5:52 am $48.59, Sep 24 - Sep 28 $46.09, Aug 1 - Aug 9 $44.48, Sep 24 4:37 am $48.59, Sep 24 - Sep 28 $46.09, Aug 1 - Aug 9 $43.86, Sep 28 1:43 am $48.34, Oct 2 2:56 am $46.09, Aug 1 - Aug 9 $43.19, Oct 2 2:56 am $48.10, Oct 6 - Oct 10 $46.09, Aug 1 - Aug 9 $42.56, Oct 6 5:34 am $48.10, Oct 6 - Oct 10 $46.09, Aug 1 - Aug 9 $45.65, Oct 10 9:13 am $47.86, Oct 14 - Oct 18 $46.09, Aug 1 - Aug 9 $45.42, Oct 14 - Oct 18 $47.62, Oct 22 - Oct 24 $46.09, Aug 1 - Aug 9 $45.20, Oct 22 - Oct 24 $47.38, Oct 27 - Oct 31 $46.09, Aug 1 - Aug 9 $44.97, Oct 27 - Oct 31 $47.14, Nov 5 - Nov 7 $46.09, Aug 1 - Aug 9 $44.74, Nov 5 - Nov 7 $46.90, Nov 11 - Nov 15 $46.09, Aug 1 - Aug 9 $44.51, Nov 11 - Nov 15 $46.66, Nov 19 - Nov 24 $46.09, Aug 1 - Aug 9 $44.29, Nov 19 - Nov 24 $46.42, Nov 28 - Dec 8 $46.09, Aug 1 - Aug 9 $44.06, Nov 28 - Dec 8 $67.99, Dec 13 - Jan 7 $64.53, Dec 13 - Jan 7 $63.99, Dec 13 - Dec 18 $67.99, Dec 13 - Jan 7 $64.53, Dec 13 - Jan 7 $33.45, Dec 23 4:00 pm $67.99, Dec 13 - Jan 7 $64.53, Dec 13 - Jan 7 $63.99, Dec 28 3:29 pm $87.74, Jan 12 - Jan 17 $77.91, Jan 12 7:47 am $77.90, Jan 12 7:47 am $87.74, Jan 12 - Jan 17 $76.21, Jan 17 6:45 am $76.21, Jan 17 6:45 am $89.99, Jan 22 7:19 am $75.84, Jan 22 7:19 am $75.84, Jan 22 7:19 am $87.29, Jan 27 9:34 am $76.04, Jan 27 9:34 am $76.04, Jan 27 9:34 am $86.84, Feb 1 - Apr 15 $76.19, Feb 1 8:36 am $74.12, Feb 1 8:36 am $86.84, Feb 1 - Apr 15 $77.63, Feb 6 11:38 am $71.16, Feb 6 11:38 am $86.84, Feb 1 - Apr 15 $77.37, Feb 11 2:30 pm $68.56, Feb 11 2:30 pm $86.84, Feb 1 - Apr 15 $77.41, Feb 16 11:56 pm $65.78, Feb 16 11:56 pm $86.84, Feb 1 - Apr 15 $75.85, Feb 22 12:39 pm $62.86, Feb 22 12:39 pm $86.84, Feb 1 - Apr 15 $74.23, Feb 27 9:30 pm $59.16, Feb 27 9:30 pm $86.84, Feb 1 - Apr 15 $75.28, Mar 11 8:38 am $50.37, Mar 11 8:38 am $86.84, Feb 1 - Apr 15 $75.54, Mar 23 4:52 am $40.10, Mar 23 4:52 am $86.84, Feb 1 - Apr 15 $75.44, Apr 3 4:05 pm $75.44, Apr 3 4:05 pm $86.84, Feb 1 - Apr 15 $75.03, Apr 15 7:47 am $75.03, Apr 15 7:47 am
103,907 1,640,959
1,953,125
1,464,844
976,563
488,281
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Jun
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2015
2016
Price Details
New
Last Seen
$86.84 Apr 15, '16
Highest
$89.99 Jan 22, '16
Lowest
$46.37 May 3, '14
Average
$86.84 (30d avg) $87.10 (90d avg) $71.90 (180d avg) $60.47 (365d avg) $55.24 (Lifetime average)
Added
May 3, 2014
3rd Party New
Last Seen
$75.03 Apr 15, '16
Highest
$77.90 Jan 12, '16
Lowest
$33.45 Dec 23, '15
Average
$75.49 (30d avg) $75.80 (90d avg) $71.82 (180d avg) $56.32 (365d avg) $52.41 (Lifetime average)
Added
May 3, 2014
3rd Party Used
Last Seen
$75.03 Apr 15, '16
Highest
$77.91 Jan 12, '16
Lowest
$33.72 Sep 24, '14
Average
$57.91 (30d avg) $63.28 (90d avg) $58.30 (180d avg) $53.88 (365d avg) $56.04 (Lifetime average)
Added
May 3, 2014
Sales Rank
30 day average: 1,286,619 90 day average: 1,370,671
Product Description
Originally published in 1958, this book was primarily written to provide information on torsional vibration for the design and development departments of engineering companies, although it was also intended to serve students of the subject. For the engine designer, the recommended formulae, graphical procedures, numerical examples and tabulated values are given, followed by remarks regarding the limitations of each method and its mathematical derivation. For the development engineer, descriptions of test procedures, rigs and instrumentation are given in detail, together with remarks regarding precautions against possible sources of error, and the order of accuracy to be expected in test results. This book will be of value to anyone with an interest in torsional vibration and the development of engineering practice.
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