Question: 统计北新建材在2023年08月15日到2023年11月22日间，最低价大于10日双指数移动平均线的天数占比（%）。（平滑系数 alpha 取 2 / (n + 1)；从前 5n 个数据开始计算；初始值用首个数据点）使用不复权价格，写出指标公式，搜集原始数据，计算得出答案，保留四位小数。注意列出原始数据和关键计算过程。
Formula: DEMA = 2 * EMA1 - EMA2；EMA1 = EMA_n(P)；EMA2 = EMA_n(EMA1)
Data:
date,close,high,low
2023-06-02,24.03,24.11,22.49
2023-06-05,23.91,24.16,23.3
2023-06-06,24.51,24.83,23.79
2023-06-07,24.04,24.9,23.99
2023-06-08,25.16,25.31,23.9
2023-06-09,24.41,24.62,24.13
2023-06-12,25.15,26.17,24.26
2023-06-13,25.15,25.95,24.9
2023-06-14,25.16,25.91,25.08
2023-06-15,25.4,25.63,24.78
2023-06-16,25.34,25.85,25.23
2023-06-19,24.83,25.34,24.55
2023-06-20,24.25,24.8,24.05
2023-06-21,23.97,24.76,23.94
2023-06-26,24.21,24.33,23.55
2023-06-27,25.29,25.49,24.09
2023-06-28,24.99,25.29,24.62
2023-06-29,24.46,24.98,24.4
2023-06-30,24.51,24.89,24.28
2023-07-03,24.75,24.98,24.42
2023-07-04,25.05,25.08,24.41
2023-07-05,24.9,25.01,24.55
2023-07-06,25.01,25.24,24.66
2023-07-07,24.86,25.18,24.68
2023-07-10,24.59,25.18,24.27
2023-07-11,24.43,24.95,24.36
2023-07-12,24.06,24.43,24.01
2023-07-13,24.23,24.34,24.06
2023-07-14,23.93,24.43,23.9
2023-07-17,24.02,24.02,23.55
2023-07-18,24.22,24.32,23.61
2023-07-19,25.32,25.45,24.1
2023-07-20,25.65,25.95,25.35
2023-07-21,25.62,25.9,25.43
2023-07-24,24.54,26.34,24.51
2023-07-25,26.7,26.83,25.18
2023-07-26,27.0,27.37,26.4
2023-07-27,27.12,27.7,26.3
2023-07-28,27.74,27.79,26.99
2023-07-31,28.33,29.0,28.05
2023-08-01,27.85,28.52,27.6
2023-08-02,28.01,28.17,27.57
2023-08-03,27.99,28.19,27.55
2023-08-04,27.83,28.77,27.74
2023-08-07,27.37,27.72,27.1
2023-08-08,27.32,27.72,27.2
2023-08-09,27.03,27.54,26.99
2023-08-10,27.04,27.23,26.61
2023-08-11,26.54,27.26,26.37
2023-08-14,26.76,27.01,26.19
2023-08-15,26.75,27.1,26.32
2023-08-16,26.9,27.56,26.56
2023-08-17,26.65,26.84,26.31
2023-08-18,26.48,27.04,26.26
2023-08-21,28.1,28.92,27.71
2023-08-22,28.97,29.25,28.09
2023-08-23,28.7,29.3,28.51
2023-08-24,28.11,28.65,27.97
2023-08-25,28.49,29.13,27.97
2023-08-28,29.27,30.48,28.28
2023-08-29,29.39,29.6,28.55
2023-08-30,30.22,30.6,29.01
2023-08-31,29.9,30.51,29.81
2023-09-01,30.93,31.19,30.32
2023-09-04,31.32,32.08,31.1
2023-09-05,31.19,31.89,30.96
2023-09-06,30.98,31.24,30.63
2023-09-07,30.93,31.47,30.78
2023-09-08,30.67,31.2,30.55
2023-09-11,30.67,31.0,30.28
2023-09-12,30.18,30.79,30.08
2023-09-13,30.47,30.8,30.23
2023-09-14,30.4,30.86,30.3
2023-09-15,30.33,30.67,30.09
2023-09-18,30.21,30.42,29.65
2023-09-19,30.18,30.53,30.05
2023-09-20,30.48,30.66,30.0
2023-09-21,30.51,31.25,30.4
2023-09-22,30.54,30.6,30.0
2023-09-25,30.34,30.73,30.21
2023-09-26,30.14,30.33,29.98
2023-09-27,30.17,30.37,29.9
2023-09-28,30.05,30.65,29.92
2023-10-09,29.83,30.16,29.42
2023-10-10,29.44,30.05,29.3
2023-10-11,29.33,29.58,28.96
2023-10-12,29.32,29.56,29.17
2023-10-13,29.1,29.3,28.93
2023-10-16,28.85,29.3,28.67
2023-10-17,28.5,28.98,28.4
2023-10-18,28.15,28.55,27.86
2023-10-19,27.0,27.82,26.96
2023-10-20,26.25,27.06,26.15
2023-10-23,26.08,26.63,25.85
2023-10-24,25.9,26.63,25.79
2023-10-25,26.32,27.44,26.1
2023-10-26,25.18,26.17,25.1
2023-10-27,25.23,25.65,24.63
2023-10-30,24.24,25.23,24.13
2023-10-31,24.49,24.62,24.08
2023-11-01,24.52,24.84,24.28
2023-11-02,24.51,24.84,24.4
2023-11-03,24.66,24.73,24.51
2023-11-06,25.4,25.55,24.66
2023-11-07,25.45,25.57,25.26
2023-11-08,25.41,25.94,25.2
2023-11-09,25.36,25.55,25.2
2023-11-10,24.8,25.28,24.63
2023-11-13,24.36,24.9,24.08
2023-11-14,24.39,24.82,24.3
2023-11-15,24.3,24.98,24.2
2023-11-16,23.96,24.24,23.8
2023-11-17,23.55,23.9,23.32
2023-11-20,23.63,23.77,23.44
2023-11-21,23.99,24.66,23.68
2023-11-22,23.53,23.9,23.36

Indicator data:
date,10日,low
2023-06-30,24.59847093146696,24.28
2023-07-03,24.63950256743332,24.42
2023-07-04,24.769796387627878,24.41
2023-07-05,24.816694023043155,24.55
2023-07-06,24.887205860865173,24.66
2023-07-07,24.88888053375875,24.68
2023-07-10,24.799790669042597,24.27
2023-07-11,24.680324208561775,24.36
2023-07-12,24.469761562832904,24.01
2023-07-13,24.371458913614966,24.06
2023-07-14,24.201803126498334,23.9
2023-07-17,24.108998735899647,23.55
2023-07-18,24.110047078196406,23.61
2023-07-19,24.478020032024936,24.1
2023-07-20,24.861273991793627,25.35
2023-07-21,25.133988659348077,25.43
2023-07-24,24.975591415005255,24.51
2023-07-25,25.56920676664336,25.18
2023-07-26,26.10314078661124,26.4
2023-07-27,26.52988535248688,26.3
2023-07-28,27.04002393451977,26.99
2023-07-31,27.599702689946092,28.05
2023-08-01,27.839828048869634,27.6
2023-08-02,28.053801948682256,27.57
2023-08-03,28.188981106451628,27.55
2023-08-04,28.220002489538505,27.74
2023-08-07,28.07581010996729,27.1
2023-08-08,27.93942314149508,27.2
2023-08-09,27.731778207509713,26.99
2023-08-10,27.57288273244481,26.61
2023-08-11,27.283609472857727,26.37
2023-08-14,27.138108878494222,26.19
2023-08-15,27.024902401986612,26.32
2023-08-16,26.989618648225758,26.56
2023-08-17,26.88039171725442,26.31
2023-08-18,26.74345826041396,26.26
2023-08-21,27.178619888135174,27.71
2023-08-22,27.787988584770524,28.09
2023-08-23,28.14573164335219,28.51
2023-08-24,28.208494132374557,27.97
2023-08-25,28.372872521476317,27.97
2023-08-28,28.74463416966919,28.28
2023-08-29,29.050536292189403,28.55
2023-08-30,29.540915852151212,29.01
2023-08-31,29.785850405442968,29.81
2023-09-01,30.294084266557515,30.32
2023-09-04,30.78425456146701,31.1
2023-09-05,31.087120475862054,30.96
2023-09-06,31.223844915221974,30.63
2023-09-07,31.290781278257228,30.78
2023-09-08,31.23771285092522,30.55
2023-09-11,31.183420338383126,30.28
2023-09-12,30.968119719627406,30.08
2023-09-13,30.89380708328258,30.23
2023-09-14,30.806909960331666,30.3
2023-09-15,30.712147094213066,30.09
2023-09-18,30.596408412126625,29.65
2023-09-19,30.49623926421334,30.05
2023-09-20,30.51790324737177,30.0
2023-09-21,30.541069938663885,30.4
2023-09-22,30.56546846957302,30.0
2023-09-25,30.51484373507176,30.21
2023-09-26,30.40905878932888,29.98
2023-09-27,30.339266923523194,29.9
2023-09-28,30.24728172662771,29.92
2023-10-09,30.10645587658601,29.42
2023-10-10,29.874119369480876,29.3
2023-10-11,29.667873629369808,28.96
2023-10-12,29.515333137911327,29.17
2023-10-13,29.334034688656928,28.93
2023-10-16,29.122288299035162,28.67
2023-10-17,28.85583697047727,28.4
2023-10-18,28.550003040765716,27.86
2023-10-19,27.951882706305405,26.96
2023-10-20,27.272087021045017,26.15
2023-10-23,26.727030834348554,25.85
2023-10-24,26.28126492972205,25.79
2023-10-25,26.10909883060109,26.1
2023-10-26,25.623959579764715,25.1
2023-10-27,25.301049516650618,24.63
2023-10-30,24.755265110213887,24.13
2023-10-31,24.455516371683053,24.08
2023-11-01,24.265915435255536,24.28
2023-11-02,24.144086198960903,24.4
2023-11-03,24.12421419122777,24.51
2023-11-06,24.373251468985668,24.66
2023-11-07,24.590433399749692,25.26
2023-11-08,24.7510119352281,25.2
2023-11-09,24.86376246111933,25.2
2023-11-10,24.770520665687194,24.63
2023-11-13,24.563622582276025,24.08
2023-11-14,24.428306589834627,24.3
2023-11-15,24.306704757214035,24.2
2023-11-16,24.112683538444415,23.8
2023-11-17,23.842216985765763,23.32
2023-11-20,23.67794707907127,23.44
2023-11-21,23.685404510818884,23.68
2023-11-22,23.548399832540216,23.36

Answer: 82.6531