Question: 统计上海银行在2019年09月16日到2020年01月03日间，最高价小于包络线中轨的天数占比（%）。（标准版：中轨SMA(20)，上下轨±10%）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: Middle = SMA_n(P)；Upper = Middle * 1.1；Lower = Middle * 0.9
Data:
date,close,high,low,open
2019-08-19,9.14,9.18,8.91,9.06
2019-08-20,9.05,9.13,9.05,9.1
2019-08-21,8.96,9.06,8.95,9.02
2019-08-22,8.94,9.03,8.9,9.0
2019-08-23,8.97,8.99,8.91,8.95
2019-08-26,8.91,8.95,8.83,8.87
2019-08-27,8.95,9.07,8.93,8.95
2019-08-28,8.96,9.02,8.94,8.99
2019-08-29,8.92,8.96,8.89,8.96
2019-08-30,9.02,9.04,8.93,8.97
2019-09-02,9.01,9.06,9.0,9.04
2019-09-03,8.99,9.06,8.96,9.05
2019-09-04,9.08,9.09,8.97,9.0
2019-09-05,9.14,9.23,9.1,9.1
2019-09-06,9.19,9.19,9.1,9.14
2019-09-09,9.17,9.26,9.14,9.23
2019-09-10,9.21,9.23,9.12,9.17
2019-09-11,9.28,9.31,9.24,9.3
2019-09-12,9.33,9.34,9.26,9.28
2019-09-16,9.28,9.34,9.24,9.34
2019-09-17,9.2,9.29,9.2,9.29
2019-09-18,9.19,9.24,9.18,9.23
2019-09-19,9.18,9.22,9.13,9.21
2019-09-20,9.29,9.3,9.18,9.19
2019-09-23,9.18,9.26,9.13,9.25
2019-09-24,9.19,9.21,9.14,9.14
2019-09-25,9.29,9.31,9.16,9.16
2019-09-26,9.4,9.54,9.27,9.33
2019-09-27,9.38,9.46,9.31,9.4
2019-09-30,9.35,9.45,9.33,9.37
2019-10-08,9.41,9.47,9.28,9.31
2019-10-09,9.56,9.65,9.35,9.38
2019-10-10,9.56,9.59,9.52,9.53
2019-10-11,9.59,9.65,9.53,9.59
2019-10-14,9.76,9.92,9.6,9.69
2019-10-15,9.98,9.98,9.72,9.75
2019-10-16,9.81,10.07,9.77,9.98
2019-10-17,9.71,9.83,9.64,9.8
2019-10-18,9.57,9.8,9.51,9.72
2019-10-21,9.65,9.7,9.54,9.59
2019-10-22,9.61,9.69,9.52,9.66
2019-10-23,9.55,9.63,9.52,9.6
2019-10-24,9.56,9.66,9.44,9.54
2019-10-25,9.64,9.66,9.46,9.57
2019-10-28,9.62,9.64,9.49,9.55
2019-10-29,9.36,9.63,9.33,9.62
2019-10-30,9.39,9.42,9.26,9.31
2019-10-31,9.33,9.4,9.28,9.4
2019-11-01,9.35,9.38,9.2,9.31
2019-11-04,9.28,9.45,9.25,9.35
2019-11-05,9.45,9.52,9.23,9.28
2019-11-06,9.47,9.54,9.4,9.44
2019-11-07,9.5,9.57,9.45,9.45
2019-11-08,9.39,9.55,9.39,9.55
2019-11-11,9.26,9.38,9.24,9.35
2019-11-12,9.24,9.3,9.2,9.27
2019-11-13,9.12,9.24,9.05,9.23
2019-11-14,9.15,9.19,9.07,9.1
2019-11-15,9.13,9.21,9.1,9.15
2019-11-18,9.21,9.32,8.91,8.91
2019-11-19,9.21,9.22,9.13,9.16
2019-11-20,9.12,9.2,9.09,9.2
2019-11-21,9.18,9.2,9.11,9.12
2019-11-22,9.24,9.27,9.18,9.2
2019-11-25,9.3,9.32,9.22,9.24
2019-11-26,9.32,9.32,9.26,9.3
2019-11-27,9.28,9.34,9.21,9.31
2019-11-28,9.19,9.28,9.16,9.27
2019-11-29,9.19,9.24,9.15,9.2
2019-12-02,9.24,9.27,9.17,9.19
2019-12-03,9.25,9.28,9.2,9.23
2019-12-04,9.28,9.29,9.22,9.27
2019-12-05,9.29,9.32,9.26,9.31
2019-12-06,9.3,9.32,9.26,9.31
2019-12-09,9.25,9.32,9.22,9.3
2019-12-10,9.19,9.3,9.17,9.27
2019-12-11,9.21,9.23,9.18,9.22
2019-12-12,9.14,9.22,9.12,9.2
2019-12-13,9.33,9.33,9.14,9.19
2019-12-16,9.28,9.3,9.22,9.27
2019-12-17,9.4,9.5,9.24,9.27
2019-12-18,9.4,9.44,9.36,9.36
2019-12-19,9.46,9.52,9.38,9.39
2019-12-20,9.54,9.57,9.45,9.47
2019-12-23,9.42,9.59,9.37,9.54
2019-12-24,9.47,9.48,9.39,9.42
2019-12-25,9.42,9.47,9.37,9.47
2019-12-26,9.46,9.46,9.39,9.42
2019-12-27,9.46,9.54,9.45,9.45
2019-12-30,9.52,9.53,9.35,9.41
2019-12-31,9.49,9.51,9.43,9.49
2020-01-02,9.54,9.64,9.52,9.58
2020-01-03,9.5,9.56,9.48,9.55

Indicator data:
date,Upper,Middle,Lower,high
2019-09-16,9.9825,9.075,8.1675,9.34
2019-09-17,9.9858,9.078,8.1702,9.29
2019-09-18,9.9935,9.084999999999999,8.176499999999999,9.24
2019-09-19,10.005600000000001,9.096,8.1864,9.22
2019-09-20,10.024849999999999,9.113499999999998,8.20215,9.3
2019-09-23,10.036399999999999,9.123999999999999,8.211599999999999,9.26
2019-09-24,10.0518,9.138,8.2242,9.21
2019-09-25,10.070500000000003,9.155000000000001,8.239500000000001,9.31
2019-09-26,10.0947,9.177,8.2593,9.54
2019-09-27,10.12,9.2,8.28,9.46
2019-09-30,10.138150000000001,9.2165,8.29485,9.45
2019-10-08,10.16015,9.2365,8.31285,9.47
2019-10-09,10.191500000000001,9.265,8.338500000000002,9.65
2019-10-10,10.2179,9.289,8.3601,9.59
2019-10-11,10.242650000000001,9.3115,8.38035,9.65
2019-10-14,10.274000000000001,9.34,8.406,9.92
2019-10-15,10.31855,9.3805,8.44245,9.98
2019-10-16,10.35155,9.410499999999999,8.46945,10.07
2019-10-17,10.3752,9.431999999999999,8.4888,9.83
2019-10-18,10.388399999999999,9.443999999999999,8.4996,9.8
2019-10-21,10.408750000000001,9.4625,8.516250000000001,9.7
2019-10-22,10.431300000000002,9.483,8.5347,9.69
2019-10-23,10.451100000000002,9.501000000000001,8.550900000000002,9.63
2019-10-24,10.472,9.52,8.568,9.66
2019-10-25,10.491250000000003,9.537500000000001,8.583750000000002,9.66
2019-10-28,10.515450000000001,9.5595,8.60355,9.64
2019-10-29,10.524800000000003,9.568000000000001,8.611200000000002,9.63
2019-10-30,10.530299999999999,9.572999999999999,8.615699999999999,9.42
2019-10-31,10.526450000000002,9.569500000000001,8.612550000000002,9.4
2019-11-01,10.5248,9.568,8.6112,9.38
2019-11-04,10.52095,9.564499999999999,8.608049999999999,9.45
2019-11-05,10.523150000000001,9.5665,8.60985,9.52
2019-11-06,10.518200000000002,9.562000000000001,8.605800000000002,9.54
2019-11-07,10.514900000000003,9.559000000000001,8.603100000000001,9.57
2019-11-08,10.5039,9.549,8.5941,9.55
2019-11-11,10.4764,9.524,8.5716,9.38
2019-11-12,10.4357,9.487,8.5383,9.3
2019-11-13,10.397750000000002,9.4525,8.50725,9.24
2019-11-14,10.366950000000001,9.4245,8.482050000000001,9.19
2019-11-15,10.34275,9.4025,8.462250000000001,9.21
2019-11-18,10.318550000000002,9.380500000000001,8.442450000000001,9.32
2019-11-19,10.296549999999998,9.360499999999998,8.424449999999998,9.22
2019-11-20,10.272900000000002,9.339,8.405100000000001,9.2
2019-11-21,10.252,9.32,8.388,9.2
2019-11-22,10.230000000000002,9.3,8.370000000000001,9.27
2019-11-25,10.212400000000002,9.284,8.3556,9.32
2019-11-26,10.2102,9.282,8.3538,9.32
2019-11-27,10.204150000000002,9.2765,8.34885,9.34
2019-11-28,10.19645,9.269499999999999,8.34255,9.28
2019-11-29,10.187650000000003,9.261500000000002,8.335350000000002,9.24
2019-12-02,10.18545,9.2595,8.333549999999999,9.27
2019-12-03,10.174450000000002,9.249500000000001,8.324550000000002,9.28
2019-12-04,10.164,9.239999999999998,8.315999999999999,9.29
2019-12-05,10.152449999999998,9.229499999999998,8.306549999999998,9.32
2019-12-06,10.1475,9.225,8.3025,9.32
2019-12-09,10.146950000000002,9.2245,8.302050000000001,9.32
2019-12-10,10.1442,9.222,8.2998,9.3
2019-12-11,10.14915,9.2265,8.30385,9.23
2019-12-12,10.1486,9.225999999999999,8.3034,9.22
2019-12-13,10.159600000000001,9.236,8.3124,9.33
2019-12-16,10.163450000000001,9.2395,8.31555,9.3
2019-12-17,10.173900000000001,9.249,8.324100000000001,9.5
2019-12-18,10.189300000000001,9.263,8.3367,9.44
2019-12-19,10.2047,9.277,8.3493,9.52
2019-12-20,10.221199999999998,9.291999999999998,8.362799999999998,9.57
2019-12-23,10.2278,9.298,8.3682,9.59
2019-12-24,10.236049999999999,9.305499999999999,8.374949999999998,9.48
2019-12-25,10.24375,9.3125,8.38125,9.47
2019-12-26,10.258600000000001,9.326,8.393400000000002,9.46
2019-12-27,10.27345,9.3395,8.40555,9.54
2019-12-30,10.288850000000002,9.3535,8.41815,9.53
2019-12-31,10.302050000000001,9.3655,8.42895,9.51
2020-01-02,10.31635,9.378499999999999,8.44065,9.64
2020-01-03,10.327900000000001,9.389000000000001,8.4501,9.56

Answer: 24.3243