You Don't Know JS: this & Object Prototypes | Price history
Price change log
04/22/2021: $93.95
04/21/2021: $83.36
04/18/2021: $93.95
04/17/2021: $87.18
04/14/2021: $78.36
04/13/2021: $82.18
04/12/2021: $78.88
04/10/2021: $78.36
04/04/2021: $88.95
03/30/2021: $78.36
03/29/2021: $88.95
03/25/2021: $78.36
03/19/2021: $88.95
03/18/2021: $82.18
03/14/2021: $88.95
03/13/2021: $84.41
03/10/2021: $91.18
03/09/2021: $84.41
02/28/2021: $87.2
02/12/2021: $93.97
02/10/2021: $87.22
02/09/2021: $93.97
02/08/2021: $83.92
02/07/2021: $93.97
02/02/2021: $87.2
01/29/2021: $49.99
01/27/2021: $45.63
01/21/2021: $49.99
12/29/2020: $93.99
12/28/2020: $99.99
12/27/2020: $90
12/26/2020: $99.99
12/25/2020: $90
12/24/2020: $99.99
12/23/2020: $90
12/22/2020: $99.99
12/21/2020: $90
10/11/2020: $99.99
10/09/2020: $94.34
09/07/2020: $99.99
09/06/2020: $93.24
09/04/2020: $99.99
09/02/2020: $34.41
09/01/2020: $130.1
08/24/2020: $139.99
08/22/2020: $42.6
08/20/2020: $42.66
08/18/2020: $43.06
08/15/2020: $42.62
08/14/2020: $42.52
08/13/2020: $42.49
08/12/2020: $42.47
08/11/2020: $42.43
08/09/2020: $42.46
08/05/2020: $42.7
08/01/2020: $135.99
07/31/2020: $139.99
07/30/2020: $42.3
07/04/2020: $135.99
07/03/2020: $144.99
06/27/2020: $145.99
06/23/2020: $130.99
06/20/2020: $129.99
06/12/2020: $130.99
06/11/2020: $132.99
06/09/2020: $131.99
06/03/2020: $130.99
05/31/2020: $128.99
05/25/2020: $38.92
05/23/2020: $126.99
05/20/2020: $127.99
05/15/2020: $125.99
05/13/2020: $127.99
05/12/2020: $125.99
05/07/2020: $126.99
04/22/2020: $21.99
04/15/2020: $101.99
04/14/2020: $100.99
04/08/2020: $114.88
03/31/2020: $91.56
03/26/2020: $68.25
03/25/2020: $67.99
03/24/2020: $47.11
03/23/2020: $47.06
03/20/2020: $33.08
03/19/2020: $29.5
03/18/2020: $23.41
03/17/2020: $23.27
03/14/2020: $20.21
03/12/2020: $20
03/11/2020: $20.29
03/10/2020: $20.12
03/09/2020: $20.17
03/08/2020: $20.12
03/07/2020: $20.17
03/06/2020: $19.77
03/05/2020: $19.84
03/04/2020: $19.78
03/03/2020: $19.82
03/01/2020: $19.89
02/29/2020: $19.95
02/28/2020: $20.01
02/27/2020: $20.79
02/26/2020: $19.9
02/25/2020: $19.98
02/24/2020: $20.05
02/23/2020: $19.76
02/22/2020: $19.95
02/21/2020: $17.86
02/20/2020: $20.17
02/19/2020: $20.08
02/18/2020: $20.15
02/17/2020: $20.17
02/16/2020: $20.14
02/14/2020: $20.17
02/13/2020: $19.82
02/12/2020: $19.28
02/08/2020: $20.05
02/05/2020: $20.17
02/04/2020: $17.4
02/03/2020: $17.58
02/02/2020: $17.75
02/01/2020: $17.93
01/31/2020: $16.29
01/30/2020: $16.46
01/29/2020: $15.67
01/28/2020: $15.89
01/27/2020: $16.44
01/26/2020: $16.99
01/25/2020: $16.55
01/24/2020: $17.23
01/23/2020: $14.73
01/21/2020: $14.79
01/02/2020: $11.98
01/01/2020: $12.46
12/30/2019: $11.98
12/29/2019: $12.46
12/22/2019: $13.14
12/20/2019: $14.45
12/19/2019: $14.22
12/16/2019: $14.37
12/13/2019: $14.43
12/12/2019: $14.12
12/10/2019: $14.16
12/09/2019: $13.94
12/08/2019: $13.84
12/07/2019: $13.88
12/02/2019: $13.94
12/01/2019: $13.96
11/30/2019: $13.7
11/28/2019: $13.74
11/27/2019: $3.13
11/26/2019: $3.17
11/25/2019: $3.2
11/24/2019: $3.27
11/21/2019: $3.3
11/17/2019: $3.34
11/16/2019: $3.37
11/14/2019: $3.41
11/13/2019: $3.44
11/12/2019: $3.49
11/10/2019: $3.53
11/08/2019: $3.56
11/05/2019: $3.25
11/02/2019: $13.87
10/31/2019: $13.89
10/30/2019: $4.55
09/04/2019: $2.49
09/03/2019: $4.24
08/05/2019: $2.49
08/04/2019: $2.83
08/03/2019: $2.88
08/02/2019: $3.09
06/23/2019: $2.49
06/19/2019: $3.45
06/06/2019: $3.42
05/24/2019: $13.32
05/23/2019: $13.37
05/22/2019: $13.5
05/16/2019: $13.53
05/15/2019: $13.59
05/11/2019: $13.64
05/09/2019: $14.66
05/08/2019: $13.74
05/01/2019: $13.64
04/29/2019: $13.53
04/25/2019: $13.62
04/24/2019: $13.71
04/14/2019: $13.74
04/12/2019: $13.13
04/09/2019: $12.91
04/07/2019: $13.03
04/06/2019: $13.17
04/05/2019: $13.61
04/04/2019: $13.75
03/20/2019: $13.85
03/19/2019: $14.94
03/18/2019: $15.38
03/17/2019: $14.89
03/16/2019: $15.24
02/28/2019: $13.85
02/26/2019: $13.59
02/25/2019: $13.69
02/24/2019: $13.85
02/23/2019: $14.03
02/22/2019: $14.17
02/21/2019: $14.36
02/20/2019: $14.51
02/19/2019: $14.85
02/18/2019: $15.27
02/17/2019: $13.56
02/16/2019: $13.7
02/15/2019: $13.78
02/14/2019: $13.97
02/13/2019: $14.11
02/12/2019: $14.26
02/11/2019: $14.42
02/10/2019: $14.52
02/09/2019: $14.75
02/08/2019: $14.91
02/07/2019: $15.16
02/06/2019: $15.22
02/05/2019: $15.3
02/04/2019: $15.63
01/26/2019: $16.08
01/25/2019: $14.66
01/24/2019: $14.99
01/23/2019: $15.38
01/22/2019: $15.76
01/21/2019: $16.09
01/20/2019: $16.47
01/19/2019: $16.83
01/18/2019: $17.28
01/17/2019: $14.19
01/16/2019: $14.57
01/15/2019: $14.89
01/14/2019: $15.29
01/13/2019: $15.7
01/12/2019: $14.24
01/11/2019: $14.54
01/10/2019: $14.84
01/09/2019: $15.16
01/08/2019: $15.57
01/07/2019: $15.88
01/06/2019: $16.28
01/05/2019: $16.62
01/04/2019: $16.94
01/03/2019: $17.14
01/01/2019: $17.22
12/29/2018: $14.44
12/28/2018: $14.72
12/27/2018: $15.14
12/26/2018: $15.51
12/25/2018: $15.98
12/24/2018: $16.4
12/23/2018: $16.73
12/14/2018: $16.91
12/13/2018: $14.65
12/12/2018: $14.95
12/10/2018: $15.07
12/09/2018: $15.43
12/08/2018: $15.83
12/07/2018: $16.22
12/06/2018: $12.77
12/05/2018: $16.37
12/03/2018: $16.01
12/02/2018: $16.28
12/01/2018: $14.37
11/30/2018: $14.58
11/29/2018: $14.89
11/28/2018: $15.27
11/27/2018: $15.64
11/25/2018: $14.27
11/24/2018: $14.32
11/23/2018: $14.57
11/22/2018: $14.95
11/21/2018: $15.31
11/20/2018: $15.69
11/19/2018: $14.27
11/09/2018: $14.31
10/08/2018: $12.8
09/16/2018: $12.11
09/14/2018: $12.8
09/13/2018: $12.27
06/21/2018: $12.11
06/14/2018: $7.99
05/04/2018: $12.1
04/24/2018: $6.69
12/16/2017: $12.11
12/11/2017: $13.29
12/08/2017: $13.37
12/04/2017: $13.39
12/01/2017: $13.32
11/24/2017: $13.22
11/21/2017: $13.1
11/15/2017: $13.07
11/10/2017: $12.98
11/07/2017: $12.94
11/03/2017: $13.16
10/31/2017: $13.06
10/27/2017: $13.12
10/25/2017: $13.05
10/24/2017: $13.13
10/23/2017: $13.03
10/22/2017: $13.13
10/16/2017: $13.19
10/14/2017: $13.12
10/12/2017: $12.97
10/11/2017: $13.04
10/08/2017: $13.08
10/07/2017: $13.18
10/06/2017: $13.12
10/05/2017: $13.22
10/02/2017: $13.28
10/01/2017: $13.4
09/29/2017: $13.44
09/26/2017: $13.46
09/22/2017: $13.42
09/19/2017: $13.46
09/14/2017: $13.07
09/05/2017: $12.79
09/03/2017: $12.73
09/01/2017: $12.77
08/30/2017: $12.81
08/25/2017: $12.65
08/24/2017: $12.73
08/23/2017: $12.93
08/22/2017: $13.03
08/21/2017: $13.17
08/18/2017: $13.23
08/17/2017: $13.11
08/16/2017: $13.42
08/15/2017: $13.76
08/14/2017: $14.15
08/13/2017: $14.57
08/09/2017: $14.65
08/08/2017: $12.92
08/04/2017: $13.12
08/02/2017: $10.18
07/29/2017: $7.28
07/25/2017: $12.89
07/20/2017: $12.93
07/19/2017: $13.03
07/18/2017: $13.21
07/17/2017: $13.75
07/15/2017: $14.21
07/14/2017: $14.29
07/12/2017: $14.57
07/07/2017: $12.77
06/30/2017: $12.83
06/23/2017: $12.49
06/21/2017: $12.63
06/19/2017: $12.52
06/14/2017: $12.63
06/09/2017: $12.81
06/06/2017: $12.75
06/03/2017: $12.7
06/02/2017: $12.74
05/29/2017: $12.71
05/23/2017: $12.84
05/19/2017: $12.88
05/18/2017: $8.5
05/13/2017: $12.75
05/12/2017: $6.5
05/09/2017: $12.83
04/29/2017: $12.72
04/22/2017: $12.65
04/21/2017: $9.26
04/20/2017: $12.39
04/17/2017: $12.17
04/14/2017: $6.5
04/11/2017: $12.18
04/10/2017: $12.24
04/07/2017: $9.99
04/06/2017: $12.28
04/05/2017: $12.3
04/04/2017: $8
03/31/2017: $12.21
03/26/2017: $12.29
03/24/2017: $12.33
03/23/2017: $12.37
03/12/2017: $12.75
03/09/2017: $12.94
03/06/2017: $13.07
03/04/2017: $13.04
02/22/2017: $10.94
02/17/2017: $10.97
02/11/2017: $11.04
02/07/2017: $10.94
02/03/2017: $11.15
01/31/2017: $10.99
01/27/2017: $11.11
01/25/2017: $10.93
01/20/2017: $10.76
01/17/2017: $10.49
01/13/2017: $10.72
01/10/2017: $10.58
01/06/2017: $10.77
01/04/2017: $10.62
12/29/2016: $9.01
12/24/2016: $9.1
12/13/2016: $9.35
12/07/2016: $9.48
11/28/2016: $9.12
11/16/2016: $9.26
11/09/2016: $9.17
11/06/2016: $9.13
11/01/2016: $8.94
10/27/2016: $8.99
10/19/2016: $8.95
10/14/2016: $9.08
10/08/2016: $9.49
10/03/2016: $9.65
09/23/2016: $9.76
09/06/2016: $10.13
08/27/2016: $10
08/19/2016: $9.93
08/16/2016: $9.68
08/10/2016: $9.76
08/06/2016: $9.89
08/05/2016: $11.21
08/03/2016: $11.63
08/02/2016: $11.5
08/01/2016: $11.63
07/30/2016: $11.74
07/28/2016: $11.21
07/26/2016: $9.9
07/22/2016: $9.96
07/19/2016: $10
07/15/2016: $10.12
07/08/2016: $9.75
07/04/2016: $10.02
07/01/2016: $10.22
06/29/2016: $9.96
06/25/2016: $10.44
06/21/2016: $11.38
06/14/2016: $10.9
06/03/2016: $11.18
05/27/2016: $11.46
05/25/2016: $11.27
05/20/2016: $11.39
05/17/2016: $11.14
05/12/2016: $11.2
05/11/2016: $8.08
05/10/2016: $12.94
05/09/2016: $13.17
05/08/2016: $13.07
05/07/2016: $12.97
05/06/2016: $11.25
05/04/2016: $11.43
04/30/2016: $11.33
04/29/2016: $13.16
04/28/2016: $13.06
04/26/2016: $11.19
04/22/2016: $11.09
04/15/2016: $10.89
04/11/2016: $10.94
04/08/2016: $10.83
04/05/2016: $10.99
04/01/2016: $11.09
03/30/2016: $11.02
03/29/2016: $11.85
03/28/2016: $11.69
03/27/2016: $11.76
03/26/2016: $12.03
03/25/2016: $12.13
03/24/2016: $12.5
03/21/2016: $11.15
03/18/2016: $11.05
03/15/2016: $11.11
03/11/2016: $10.98
03/08/2016: $10.9
03/04/2016: $10.83
03/02/2016: $10.64
03/01/2016: $9.87
02/26/2016: $9.94
02/23/2016: $10.15
02/19/2016: $10.25
02/12/2016: $10.44
02/09/2016: $10.46
02/05/2016: $10.61
02/02/2016: $10.26
01/26/2016: $10.23
01/22/2016: $10.15
01/19/2016: $10.27
01/17/2016: $10.34
01/16/2016: $12
01/15/2016: $12.63
01/14/2016: $12.72
01/13/2016: $12.86
01/12/2016: $12.27
01/10/2016: $12.84
01/09/2016: $12.31
01/08/2016: $10.53
01/05/2016: $10.71
01/04/2016: $10.78
01/03/2016: $12.32
01/01/2016: $12.38
12/23/2015: $12.2
12/22/2015: $12.3
12/18/2015: $10.86
12/15/2015: $11.05
12/11/2015: $11.09
12/08/2015: $10.98
12/04/2015: $10.87
12/01/2015: $10.94
11/27/2015: $11.01
11/24/2015: $11.06
11/20/2015: $11.18
11/13/2015: $11.11
11/09/2015: $10.99
11/07/2015: $11.06
11/03/2015: $11.34
10/30/2015: $11.17
10/26/2015: $11.24
10/16/2015: $11.36
10/13/2015: $11.26
10/09/2015: $11.23
10/06/2015: $11.12
10/02/2015: $11.06
09/29/2015: $11.14
09/25/2015: $11.18
09/18/2015: $11.4
09/15/2015: $11.34
09/10/2015: $11.29
09/08/2015: $11.13
09/04/2015: $11.17
08/28/2015: $11.3
08/27/2015: $11.53
08/25/2015: $11.56
08/21/2015: $11.54
08/14/2015: $11.5
08/13/2015: $12.96
08/11/2015: $13.22
07/31/2015: $11.48
07/28/2015: $11.4
07/24/2015: $11.53
07/17/2015: $11.48
07/13/2015: $11.45
07/10/2015: $11.29
07/07/2015: $11.45
07/03/2015: $11.47
06/25/2015: $11.58
06/19/2015: $11.74
06/17/2015: $11.41
06/15/2015: $11.29
06/09/2015: $11.07
05/29/2015: $11.71
05/28/2015: $11.61
05/26/2015: $11.42
05/25/2015: $11.38
05/21/2015: $11.69
05/18/2015: $11.57
05/10/2015: $11.69
05/02/2015: $12.47
05/01/2015: $12.33
04/29/2015: $12.53
04/28/2015: $12.39
04/27/2015: $12.59
04/26/2015: $12.32
04/25/2015: $12.61
04/24/2015: $12.49
04/23/2015: $12.62
04/22/2015: $12.65
04/21/2015: $12.79
04/20/2015: $13.11
04/19/2015: $13.31
04/18/2015: $13.46
04/17/2015: $13.53
04/16/2015: $13.8
04/15/2015: $12.7
04/14/2015: $12.78
04/13/2015: $12.73
04/12/2015: $13.12
04/11/2015: $13.65
04/10/2015: $12.75
04/08/2015: $12.7
04/03/2015: $13.51
04/01/2015: $12.75
03/30/2015: $12.81
03/29/2015: $12.74
03/28/2015: $13.05
03/26/2015: $13.15
03/06/2015: $15.33
03/05/2015: $15.45
03/04/2015: $15.49
03/03/2015: $15.57
03/02/2015: $14.17
02/26/2015: $14.48
02/25/2015: $14.53
02/24/2015: $14.6
02/20/2015: $14.33
02/18/2015: $14.61
02/16/2015: $14.8
02/14/2015: $15.02
02/10/2015: $15.05
02/07/2015: $15.38
02/06/2015: $15.44
02/05/2015: $15.69
02/04/2015: $15.81
02/03/2015: $15.95
02/01/2015: $16.11
01/31/2015: $16.17
01/30/2015: $14.14
01/29/2015: $14.36
01/28/2015: $14.16
01/26/2015: $14.29
01/24/2015: $14.43
01/22/2015: $14.6
01/19/2015: $14.66
01/15/2015: $14.78
01/10/2015: $12.72
01/08/2015: $12.98
01/06/2015: $13.07
01/02/2015: $13.14
12/31/2014: $12.71
12/29/2014: $12.75
12/28/2014: $12.89
12/27/2014: $13.36
12/26/2014: $13.4
12/24/2014: $13.49
12/23/2014: $13.58
12/21/2014: $13.61
12/16/2014: $13.69
12/15/2014: $13.66
12/12/2014: $13.75
12/11/2014: $13.95
12/09/2014: $13.97
12/08/2014: $15.24
12/02/2014: $14.15
12/01/2014: $14.29
11/30/2014: $14.24
11/28/2014: $14.61
11/25/2014: $14.81
11/24/2014: $14.93
11/23/2014: $14.83
11/18/2014: $15.01
11/17/2014: $15.12
11/15/2014: $15.19
11/13/2014: $15.43
11/11/2014: $15.47
11/09/2014: $13.24
11/08/2014: $13.33
11/07/2014: $13.22
11/05/2014: $13.42
11/04/2014: $13.32
11/02/2014: $13.44
10/30/2014: $13.48
10/27/2014: $13.52
10/22/2014: $13.64
10/20/2014: $13.7
10/15/2014: $13.73
10/14/2014: $13.7
10/13/2014: $13.85
10/12/2014: $13.7
10/11/2014: $14.02
10/08/2014: $13.79
10/04/2014: $14.15
09/30/2014: $14.26
09/19/2014: $14.29
09/13/2014: $14.36
09/12/2014: $14.46
09/07/2014: $15.67
09/04/2014: $16.13
08/22/2014: $16.21
08/17/2014: $16.31
08/14/2014: $17.45
08/05/2014: $14.98
07/11/2014: $20.36