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$49.95 $21.70
$40.00
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Dec
Feb
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Jun
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2015
2016
$46.11, Oct 26 5:46 am $46.82, Oct 29 - Nov 3 $49.26, Oct 31 3:39 pm $46.82, Oct 31 3:39 pm $46.82, Oct 29 - Nov 3 $46.82, Oct 29 - Nov 3 $46.10, Nov 3 10:04 am $45.88, Nov 3 10:04 am $46.31, Nov 7 - Nov 15 $43.21, Nov 7 - Nov 30 $43.21, Nov 7 - Nov 30 $46.09, Nov 17 - Nov 19 $43.21, Nov 7 - Nov 30 $43.21, Nov 7 - Nov 30 $45.89, Nov 20 2:14 pm $43.21, Nov 7 - Nov 30 $43.21, Nov 7 - Nov 30 $45.69, Nov 21 - Jan 13 $43.21, Nov 7 - Nov 30 $43.21, Nov 7 - Nov 30 $45.69, Nov 21 - Jan 13 $43.70, Dec 1 - Dec 2 $43.70, Dec 1 - Dec 2 $45.69, Nov 21 - Jan 13 $43.26, Dec 3 - Dec 10 $43.26, Dec 3 - Dec 10 $45.69, Nov 21 - Jan 13 $43.70, Dec 11 - Jan 18 $42.80, Dec 11 - Jan 2 $45.69, Nov 21 - Jan 13 $43.70, Dec 11 - Jan 18 $42.22, Jan 11 - Jan 14 $46.00, Jan 14 12:58 am $43.70, Dec 11 - Jan 18 $42.22, Jan 11 - Jan 14 $45.84, Jan 14 10:08 pm $43.70, Dec 11 - Jan 18 $42.22, Jan 11 - Jan 14 $45.72, Jan 15 - Feb 17 $43.70, Dec 11 - Jan 18 $42.43, Jan 15 - Jan 19 $46.19, Jan 19 - Jan 30 $45.72, Jan 15 - Feb 17 $42.43, Jan 20 - Jan 26 $46.19, Jan 19 - Jan 30 $45.72, Jan 15 - Feb 17 $42.19, Jan 27 10:01 am $46.19, Jan 19 - Jan 30 $45.72, Jan 15 - Feb 17 $42.17, Jan 29 4:56 am $46.19, Jan 19 - Jan 30 $45.72, Jan 15 - Feb 17 $42.15, Jan 30 - Jan 31 $47.45, Jan 31 - Feb 3 $45.72, Jan 15 - Feb 17 $42.51, Jan 31 - Feb 2 $47.45, Jan 31 - Feb 3 $45.72, Jan 15 - Feb 17 $42.49, Feb 3 7:23 am $45.72, Jan 15 - Feb 17 $43.21, Feb 4 - Feb 10 $42.15, Feb 5 - Feb 10 $46.19, Feb 11 - Feb 16 $45.72, Jan 15 - Feb 17 $42.19, Feb 11 - Feb 17 $45.72, Jan 15 - Feb 17 $43.21, Feb 17 - Feb 24 $42.19, Feb 11 - Feb 17 $45.70, Feb 18 11:00 am $43.21, Feb 17 - Feb 24 $42.15, Feb 18 11:00 am $45.72, Feb 19 - Mar 5 $43.21, Feb 17 - Feb 24 $33.47, Feb 19 - Feb 20 $45.72, Feb 19 - Mar 5 $43.21, Feb 17 - Feb 24 $42.15, Feb 21 - Feb 22 $45.72, Feb 19 - Mar 5 $43.21, Feb 17 - Feb 24 $41.42, Feb 23 - Mar 5 $45.72, Feb 19 - Mar 5 $43.70, Feb 25 - Apr 25 $41.42, Feb 23 - Mar 5 $43.70, Feb 25 - Apr 25 $41.42, Feb 23 - Mar 5 $37.28, Mar 5 - Mar 28 $43.70, Feb 25 - Apr 25 $41.97, Mar 7 - Mar 12 $37.28, Mar 5 - Mar 28 $43.70, Feb 25 - Apr 25 $41.42, Mar 13 - Mar 14 $37.28, Mar 5 - Mar 28 $43.70, Feb 25 - Apr 25 $41.18, Mar 15 - Mar 16 $37.28, Mar 5 - Mar 28 $43.70, Feb 25 - Apr 25 $41.42, Mar 17 - Mar 18 $37.28, Mar 5 - Mar 28 $43.70, Feb 25 - Apr 25 $40.03, Mar 20 - Apr 8 $37.28, Mar 5 - Mar 28 $45.09, Mar 29 - Mar 31 $43.70, Feb 25 - Apr 25 $40.03, Mar 20 - Apr 8 $45.10, Apr 1 6:09 pm $43.70, Feb 25 - Apr 25 $40.03, Mar 20 - Apr 8 $43.70, Feb 25 - Apr 25 $40.03, Mar 20 - Apr 8 $39.70, Apr 3 - Apr 15 $43.70, Feb 25 - Apr 25 $40.59, Apr 9 - Apr 16 $39.70, Apr 3 - Apr 15 $45.08, Apr 16 11:36 am $43.70, Feb 25 - Apr 25 $40.59, Apr 9 - Apr 16 $45.72, Apr 17 - Apr 19 $43.70, Feb 25 - Apr 25 $40.13, Apr 17 - Apr 25 $45.10, Apr 21 5:29 am $43.70, Feb 25 - Apr 25 $40.13, Apr 17 - Apr 25 $45.49, Apr 22 2:13 pm $43.70, Feb 25 - Apr 25 $40.13, Apr 17 - Apr 25 $44.64, Apr 24 12:25 am $43.70, Feb 25 - Apr 25 $40.13, Apr 17 - Apr 25 $44.79, Apr 24 7:08 pm $43.70, Feb 25 - Apr 25 $40.13, Apr 17 - Apr 25 $44.70, Apr 25 1:19 pm $43.70, Feb 25 - Apr 25 $40.13, Apr 17 - Apr 25 $44.69, Apr 27 3:44 am $43.70, Apr 27 - May 18 $40.13, Apr 27 - Apr 30 $44.74, Apr 28 4:47 pm $43.70, Apr 27 - May 18 $40.13, Apr 27 - Apr 30 $44.64, Apr 30 3:53 am $43.70, Apr 27 - May 18 $40.13, Apr 27 - Apr 30 $44.69, May 1 2:31 pm $43.70, Apr 27 - May 18 $42.32, May 1 - May 7 $43.70, Apr 27 - May 18 $43.30, May 2 11:25 pm $42.32, May 1 - May 7 $43.70, Apr 27 - May 18 $43.55, May 4 7:36 am $42.32, May 1 - May 7 $43.70, Apr 27 - May 18 $43.30, May 5 5:21 pm $42.32, May 1 - May 7 $44.24, May 7 6:27 am $43.70, Apr 27 - May 18 $42.32, May 1 - May 7 $44.19, May 9 6:11 am $43.70, Apr 27 - May 18 $41.76, May 9 - May 14 $43.70, Apr 27 - May 18 $42.95, May 11 5:28 am $41.76, May 9 - May 14 $43.70, Apr 27 - May 18 $42.10, May 12 7:39 pm $41.76, May 9 - May 14 $43.70, Apr 27 - May 18 $41.76, May 14 11:37 am $41.76, May 9 - May 14 $43.70, Apr 27 - May 18 $42.88, May 16 - May 26 $41.71, May 16 - May 26 $43.63, May 20 - May 22 $42.88, May 16 - May 26 $41.71, May 16 - May 26 $43.19, May 24 - May 29 $42.88, May 16 - May 26 $41.71, May 16 - May 26 $43.19, May 24 - May 29 $43.15, May 29 5:10 am $42.87, May 29 5:10 am $42.75, May 31 - Jun 5 $42.54, May 31 1:12 pm $38.75, May 31 1:12 pm $42.75, May 31 - Jun 5 $42.70, Jun 2 9:50 pm $38.75, May 31 1:12 pm $42.94, Jun 5 6:19 am $42.75, May 31 - Jun 5 $42.32, Jun 5 6:19 am $42.95, Jun 6 11:54 am $42.32, Jun 5 6:19 am $42.32, Jun 6 - Jun 12 $42.85, Jun 8 5:37 pm $42.32, Jun 5 6:19 am $42.32, Jun 6 - Jun 12 $42.65, Jun 10 8:20 pm $42.32, Jun 6 - Jun 12 $42.20, Jun 10 - Jun 12 $43.35, Jun 12 - Jun 14 $42.32, Jun 6 - Jun 12 $42.20, Jun 10 - Jun 12 $43.35, Jun 12 - Jun 14 $42.20, Jun 10 - Jun 12 $42.09, Jun 13 - Jun 16 $43.55, Jun 16 7:35 pm $42.20, Jun 10 - Jun 12 $42.09, Jun 13 - Jun 16 $42.20, Jun 10 - Jun 12 $42.09, Jun 18 5:50 pm OOS $42.09, Jun 18 - Jun 24 $42.20, Jun 10 - Jun 12 OOS $42.09, Jun 18 - Jun 24 $38.05, Jun 20 4:31 pm $44.42, Jun 22 2:28 pm $42.20, Jun 10 - Jun 12 OOS $42.09, Jun 18 - Jun 24 $43.37, Jun 24 12:23 pm $42.20, Jun 10 - Jun 12 OOS $42.09, Jun 18 - Jun 24 $42.20, Jun 10 - Jun 12 $42.09, Jun 26 - Jul 4 $33.67, Jun 26 11:12 am $43.59, Jun 28 1:23 pm $42.20, Jun 10 - Jun 12 $42.09, Jun 26 - Jul 4 $43.55, Jun 30 2:40 pm $42.20, Jun 10 - Jun 12 $42.09, Jun 26 - Jul 4 $43.51, Jul 2 5:23 pm $42.20, Jun 10 - Jun 12 $42.09, Jun 26 - Jul 4 $43.47, Jul 4 8:22 pm $42.20, Jun 10 - Jun 12 $42.09, Jun 26 - Jul 4 $43.44, Jul 7 1:09 am $42.20, Jun 10 - Jun 12 $39.12, Jul 7 - Jul 20 $43.39, Jul 9 8:02 pm $42.20, Jun 10 - Jun 12 $39.12, Jul 7 - Jul 20 $44.41, Jul 12 - Jul 20 $42.20, Jun 10 - Jun 12 $39.12, Jul 7 - Jul 20 $44.99, Jul 22 - Jul 30 $42.20, Jun 10 - Jun 12 $36.29, Jul 22 - Jul 26 $44.99, Jul 22 - Jul 30 $42.20, Jun 10 - Jun 12 $37.11, Jul 28 - Aug 3 $44.41, Aug 1 - Aug 3 $42.20, Jun 10 - Jun 12 $37.11, Jul 28 - Aug 3 $44.97, Aug 5 3:42 am $42.20, Jun 10 - Jun 12 $42.09, Aug 5 - Aug 8 $44.95, Aug 7 12:16 am $42.20, Jun 10 - Jun 12 $42.09, Aug 5 - Aug 8 $43.88, Aug 8 10:00 pm $42.20, Jun 10 - Jun 12 $42.09, Aug 5 - Aug 8 $43.84, Aug 10 9:03 pm $42.20, Jun 10 - Jun 12 $39.24, Aug 10 - Sep 12 $43.18, Aug 12 - Aug 14 $42.20, Jun 10 - Jun 12 $39.24, Aug 10 - Sep 12 $43.27, Aug 16 - Aug 18 $42.20, Jun 10 - Jun 12 $39.24, Aug 10 - Sep 12 $39.24, Aug 10 - Sep 12 $33.54, Aug 20 11:14 am $33.54, Aug 20 11:14 am $39.24, Aug 10 - Sep 12 $33.06, Aug 22 9:15 am $33.06, Aug 22 9:15 am $39.24, Aug 10 - Sep 12 $32.89, Aug 24 6:47 am $32.89, Aug 24 6:47 am $39.24, Aug 10 - Sep 12 $32.74, Aug 26 - Sep 10 $32.74, Aug 26 - Sep 2 $41.08, Sep 12 - Sep 13 $39.24, Aug 10 - Sep 12 $32.74, Aug 26 - Sep 2 $41.73, Sep 13 - Sep 21 $41.08, Sep 12 - Sep 13 $32.74, Aug 26 - Sep 2 $42.72, Sep 15 5:52 pm $41.73, Sep 13 - Sep 21 $32.74, Aug 26 - Sep 2 $42.90, Sep 17 5:11 pm $41.73, Sep 13 - Sep 21 $32.74, Aug 26 - Sep 2 $41.73, Sep 19 4:24 pm $41.73, Sep 13 - Sep 21 $32.74, Aug 26 - Sep 2 $41.73, Sep 13 - Sep 21 $40.00, Sep 21 3:58 pm $32.74, Aug 26 - Sep 2 $42.09, Sep 23 - Nov 12 $37.74, Sep 23 4:21 pm $32.74, Aug 26 - Sep 2 $42.09, Sep 23 - Nov 12 $35.15, Sep 25 - Oct 1 $32.74, Aug 26 - Sep 2 $42.09, Sep 23 - Nov 12 $42.05, Sep 27 4:06 pm $35.15, Sep 25 - Oct 1 $42.09, Sep 23 - Nov 12 $42.04, Oct 1 - Oct 5 $35.15, Sep 25 - Oct 1 $42.09, Sep 23 - Nov 12 $42.04, Oct 1 - Oct 5 $42.03, Oct 3 6:54 pm $42.09, Sep 23 - Nov 12 $42.04, Oct 1 - Oct 5 $21.70, Oct 5 - Oct 7 $42.09, Sep 23 - Nov 12 $38.09, Oct 7 - Oct 10 $21.70, Oct 5 - Oct 7 $42.09, Sep 23 - Nov 12 $38.09, Oct 7 - Oct 10 $36.00, Oct 10 - Oct 16 $42.09, Sep 23 - Nov 12 $35.68, Oct 18 - Oct 26 $35.68, Oct 18 - Oct 26 $42.09, Sep 23 - Nov 12 $38.92, Oct 28 - Nov 2 $36.49, Oct 28 - Nov 12 $42.09, Sep 23 - Nov 12 $41.99, Nov 6 8:18 am $36.49, Oct 28 - Nov 12 $42.09, Sep 23 - Nov 12 $41.71, Nov 8 10:29 am $36.49, Oct 28 - Nov 12 $42.09, Sep 23 - Nov 12 $41.84, Nov 10 12:28 pm $36.49, Oct 28 - Nov 12 $42.09, Sep 23 - Nov 12 $42.06, Nov 12 2:35 pm $36.49, Oct 28 - Nov 12 $43.21, Nov 14 - Nov 23 $42.22, Nov 14 4:31 pm $35.81, Nov 14 - Nov 25 $43.21, Nov 14 - Nov 23 $42.09, Nov 16 8:30 pm $35.81, Nov 14 - Nov 25 $43.21, Nov 14 - Nov 23 $42.20, Nov 19 1:52 am $35.81, Nov 14 - Nov 25 $43.21, Nov 14 - Nov 23 $42.33, Nov 21 7:21 am $35.81, Nov 14 - Nov 25 $43.21, Nov 14 - Nov 23 $42.07, Nov 23 1:02 pm $35.81, Nov 14 - Nov 25 $45.70, Nov 25 - Nov 30 $41.91, Nov 25 7:11 pm $35.81, Nov 14 - Nov 25 $45.70, Nov 25 - Nov 30 $41.70, Nov 28 - Nov 30 $34.74, Nov 28 - Nov 30 $48.19, Dec 3 - Dec 8 $41.89, Dec 3 12:52 am $35.81, Dec 3 12:52 am $48.19, Dec 3 - Dec 8 $41.78, Dec 5 12:33 pm $35.33, Dec 5 - Dec 8 $48.19, Dec 3 - Dec 8 $41.68, Dec 8 12:22 am $35.33, Dec 5 - Dec 8 $47.45, Dec 10 2:42 pm $41.89, Dec 10 - Dec 15 $39.99, Dec 10 - Dec 15 $49.95, Dec 13 - Dec 20 $41.89, Dec 10 - Dec 15 $39.99, Dec 10 - Dec 15 $49.95, Dec 13 - Dec 20 $41.79, Dec 18 - Dec 20 $34.99, Dec 18 8:39 am $49.95, Dec 13 - Dec 20 $41.79, Dec 18 - Dec 20 $41.78, Dec 20 8:49 pm $47.45, Dec 23 8:00 am $43.45, Dec 23 8:00 am $41.89, Dec 23 8:00 am $47.44, Dec 26 5:11 am $41.85, Dec 26 5:11 am $41.84, Dec 26 5:11 am $47.43, Dec 28 6:26 pm $41.80, Dec 28 6:26 pm $41.78, Dec 28 6:26 pm $46.95, Dec 31 - Jan 4 $41.53, Dec 31 2:58 am $41.53, Dec 31 2:58 am $46.95, Dec 31 - Jan 4 $41.38, Jan 2 1:29 pm $41.36, Jan 2 1:29 pm $46.95, Dec 31 - Jan 4 $41.33, Jan 4 11:01 pm $41.32, Jan 4 11:01 pm $49.95, Jan 7 10:35 am $41.26, Jan 7 10:35 am $41.25, Jan 7 10:35 am $47.45, Jan 9 - Jan 17 $40.98, Jan 9 10:05 pm $40.97, Jan 9 10:05 pm $47.45, Jan 9 - Jan 17 $40.53, Jan 12 10:27 am $39.99, Jan 12 10:27 am $47.45, Jan 9 - Jan 17 $40.71, Jan 14 10:35 pm $40.68, Jan 14 10:35 pm $47.45, Jan 9 - Jan 17 $39.97, Jan 17 10:44 am $39.91, Jan 17 10:44 am $46.97, Jan 19 - Jan 22 $39.68, Jan 19 11:46 pm $39.67, Jan 19 11:46 pm $46.97, Jan 19 - Jan 22 $39.55, Jan 22 1:15 pm $39.54, Jan 22 1:15 pm $47.45, Jan 25 - Jan 30 $39.51, Jan 25 2:35 am $39.50, Jan 25 2:35 am $47.45, Jan 25 - Jan 30 $39.82, Jan 27 4:43 pm $37.30, Jan 27 4:43 pm $47.45, Jan 25 - Jan 30 $39.68, Jan 30 5:36 am $36.75, Jan 30 5:36 am $46.95, Feb 1 - Feb 4 $39.69, Feb 1 6:04 pm $35.78, Feb 1 6:04 pm $46.95, Feb 1 - Feb 4 $39.76, Feb 4 7:58 am $37.95, Feb 4 - Feb 27 $47.45, Feb 6 10:15 pm $39.96, Feb 6 10:15 pm $37.95, Feb 4 - Feb 27 $46.97, Feb 9 - Feb 12 $39.82, Feb 9 12:01 pm $37.95, Feb 4 - Feb 27 $46.97, Feb 9 - Feb 12 $40.28, Feb 12 2:41 am $37.95, Feb 4 - Feb 27 $46.49, Feb 14 - Feb 18 $39.83, Feb 14 7:22 pm $37.95, Feb 4 - Feb 27 $46.49, Feb 14 - Feb 18 $39.54, Feb 16 5:37 am $37.95, Feb 4 - Feb 27 $46.49, Feb 14 - Feb 18 $39.35, Feb 18 11:00 pm $37.95, Feb 4 - Feb 27 $46.02, Feb 21 - Feb 27 $38.56, Feb 21 6:29 pm $37.95, Feb 4 - Feb 27 $46.02, Feb 21 - Feb 27 $37.95, Feb 4 - Feb 27 $37.94, Feb 24 1:36 pm $46.02, Feb 21 - Feb 27 $38.55, Feb 27 7:11 am $37.95, Feb 4 - Feb 27 $45.55, Mar 1 - Mar 6 $42.56, Mar 1 4:43 pm $38.03, Mar 1 4:43 pm $45.55, Mar 1 - Mar 6 $38.61, Mar 6 9:56 pm $38.61, Mar 6 9:56 pm $45.09, Mar 13 1:12 pm $38.38, Mar 13 1:12 pm $38.37, Mar 13 1:12 pm $44.64, Mar 19 7:08 am $36.58, Mar 19 7:08 am $36.58, Mar 19 7:08 am $44.19, Mar 25 8:43 am $36.05, Mar 25 8:43 am $36.05, Mar 25 8:43 am $43.74, Mar 31 4:12 am $35.96, Mar 31 4:12 am $35.64, Mar 31 4:12 am $43.30, Apr 6 1:20 am $39.19, Apr 6 1:20 am $35.25, Apr 6 1:20 am
4,117 166,582
234,375
78,125
Dec
Feb
Apr
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Aug
Oct
Dec
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Apr
Jun
2015
2016
Price Details
New
Latest
$43.30 Apr 6, '16
Highest
$49.95 Jan 7, '16
Lowest
$36.29 Jul 22, '15
Average
$44.41 (30d avg) $46.17 (90d avg) $45.54 (180d avg) $43.43 (365d avg) $43.66 (Lifetime average)
Added
Oct 26, 2014
3rd Party New
Latest
$39.19 Apr 6, '16
Highest
$46.82 Oct 31, '14
Lowest
$32.74 Aug 26, '15
Average
$36.73 (30d avg) $38.74 (90d avg) $39.62 (180d avg) $39.78 (365d avg) $40.53 (Lifetime average)
Added
Oct 26, 2014
3rd Party Used
Latest
$35.25 Apr 6, '16
Highest
$49.26 Oct 31, '14
Lowest
$21.70 Oct 5, '15
Average
$36.65 (30d avg) $38.34 (90d avg) $37.87 (180d avg) $39.39 (365d avg) $40.91 (Lifetime average)
Added
Oct 26, 2014
Sales Rank
30 day average: 21,475 90 day average: 20,714
Product Description
Watch David Mann discuss how the latest edition of Creating a Lean Culture can help you and your organization succeed. http://www.youtube.com/watch?v=zX7jrtV3cBA&feature=youtu.be
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