Question: 中国铁建从2020年11月05日到2021年02月15日，10、20、30日赫尔移动平均线呈空头排列的天数比例是多少？（单位：%）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: HMA = WMA_{\sqrt{n}}(2 * WMA_{n/2}(P) - WMA_n(P))
Data:
date,close,high,open
2020-08-26,8.76,8.91,8.86
2020-08-27,8.73,8.78,8.78
2020-08-28,8.88,8.89,8.77
2020-08-31,8.93,9.12,9.0
2020-09-01,8.94,8.98,8.9
2020-09-02,8.84,8.93,8.91
2020-09-03,8.8,8.91,8.85
2020-09-04,8.75,8.77,8.72
2020-09-07,8.7,8.84,8.74
2020-09-08,8.78,8.79,8.72
2020-09-09,8.74,8.85,8.73
2020-09-10,8.65,8.81,8.78
2020-09-11,8.59,8.67,8.62
2020-09-14,8.59,8.63,8.62
2020-09-15,8.62,8.63,8.58
2020-09-16,8.66,8.74,8.59
2020-09-17,8.62,8.69,8.66
2020-09-18,8.82,8.82,8.63
2020-09-21,8.78,8.85,8.82
2020-09-22,8.61,8.76,8.73
2020-09-23,8.54,8.65,8.64
2020-09-24,8.43,8.53,8.51
2020-09-25,8.38,8.47,8.45
2020-09-28,8.36,8.45,8.39
2020-09-29,8.35,8.42,8.39
2020-09-30,8.29,8.39,8.37
2020-10-09,8.4,8.42,8.37
2020-10-12,8.53,8.56,8.4
2020-10-13,8.48,8.51,8.51
2020-10-14,8.39,8.49,8.48
2020-10-15,8.39,8.41,8.39
2020-10-16,8.39,8.44,8.38
2020-10-19,8.4,8.53,8.39
2020-10-20,8.4,8.42,8.4
2020-10-21,8.49,8.49,8.4
2020-10-22,8.43,8.48,8.48
2020-10-23,8.5,8.55,8.4
2020-10-26,8.48,8.64,8.62
2020-10-27,8.38,8.47,8.41
2020-10-28,8.38,8.41,8.4
2020-10-29,8.37,8.4,8.34
2020-10-30,8.33,8.45,8.39
2020-11-02,8.23,8.31,8.27
2020-11-03,8.3,8.34,8.23
2020-11-04,8.28,8.33,8.31
2020-11-05,8.37,8.38,8.31
2020-11-06,8.4,8.45,8.37
2020-11-09,8.48,8.52,8.46
2020-11-10,8.41,8.56,8.51
2020-11-11,8.67,8.78,8.4
2020-11-12,8.47,8.63,8.63
2020-11-13,8.36,8.45,8.44
2020-11-16,8.47,8.48,8.38
2020-11-17,8.47,8.51,8.47
2020-11-18,8.5,8.59,8.48
2020-11-19,8.49,8.57,8.49
2020-11-20,8.48,8.5,8.48
2020-11-23,8.59,8.64,8.48
2020-11-24,8.58,8.63,8.58
2020-11-25,8.45,8.66,8.62
2020-11-26,8.47,8.48,8.45
2020-11-27,8.59,8.6,8.49
2020-11-30,8.59,8.82,8.63
2020-12-01,8.67,8.68,8.58
2020-12-02,8.72,8.81,8.66
2020-12-03,8.62,8.72,8.71
2020-12-04,8.56,8.63,8.61
2020-12-07,8.44,8.57,8.56
2020-12-08,8.35,8.46,8.43
2020-12-09,8.29,8.38,8.36
2020-12-10,8.3,8.33,8.28
2020-12-11,8.25,8.33,8.29
2020-12-14,8.23,8.28,8.26
2020-12-15,8.22,8.23,8.23
2020-12-16,8.16,8.23,8.2
2020-12-17,8.21,8.22,8.15
2020-12-18,8.16,8.32,8.22
2020-12-21,8.11,8.17,8.15
2020-12-22,7.96,8.12,8.1
2020-12-23,7.96,7.99,7.95
2020-12-24,7.99,8.02,7.96
2020-12-25,8.01,8.04,7.97
2020-12-28,7.87,7.98,7.91
2020-12-29,7.9,7.92,7.87
2020-12-30,7.83,7.9,7.88
2020-12-31,7.9,7.93,7.83
2021-01-04,7.87,7.89,7.86
2021-01-05,7.84,8.1,7.83
2021-01-06,8.2,8.25,7.86
2021-01-07,8.01,8.2,8.15
2021-01-08,8.05,8.11,8.0
2021-01-11,7.87,8.1,8.04
2021-01-12,7.97,8.03,7.85
2021-01-13,8.24,8.44,7.97
2021-01-14,8.51,8.76,8.21
2021-01-15,8.22,8.45,8.4
2021-01-18,8.21,8.27,8.18
2021-01-19,8.16,8.25,8.17
2021-01-20,8.11,8.21,8.16
2021-01-21,8.07,8.13,8.12
2021-01-22,7.91,8.06,8.05
2021-01-25,7.88,7.97,7.92
2021-01-26,7.9,7.97,7.88
2021-01-27,7.92,8.01,7.9
2021-01-28,7.79,7.9,7.89
2021-01-29,7.73,7.83,7.81
2021-02-01,7.68,7.76,7.72
2021-02-02,7.69,7.76,7.68
2021-02-03,7.52,7.69,7.69
2021-02-04,7.32,7.5,7.5
2021-02-05,7.37,7.43,7.32
2021-02-08,7.41,7.47,7.36
2021-02-09,7.46,7.47,7.42
2021-02-10,7.47,7.48,7.45

Indicator data:
date,10日,20日,30日
2020-10-20,8.391636363636364,8.369433766233765,8.329360931899643
2020-10-21,8.409171717171716,8.38874588744589,8.33339677419355
2020-10-22,8.428060606060606,8.405835064935065,8.34200501792115
2020-10-23,8.45840404040404,8.425616883116884,8.35806953405018
2020-10-26,8.481212121212122,8.4431658008658,8.377306451612904
2020-10-27,8.47166666666667,8.447524675324676,8.391039068100358
2020-10-28,8.438767676767677,8.443929004329004,8.398966308243729
2020-10-29,8.400959595959597,8.433200865800867,8.401583154121866
2020-10-30,8.360626262626262,8.41480303030303,8.396814695340503
2020-11-02,8.30452525252525,8.382596103896105,8.38131111111111
2020-11-03,8.269585858585858,8.350045887445887,8.36431899641577
2020-11-04,8.251131313131312,8.317856709956711,8.34637025089606
2020-11-05,8.269666666666666,8.299983549783551,8.334393906810039
2020-11-06,8.31250505050505,8.297816017316018,8.329744444444446
2020-11-09,8.382505050505051,8.314966233766233,8.335763082437277
2020-11-10,8.430323232323232,8.33730735930736,8.343890681003584
2020-11-11,8.516292929292929,8.387367532467533,8.368489247311826
2020-11-12,8.556515151515152,8.431484415584416,8.39160394265233
2020-11-13,8.535070707070707,8.45539134199134,8.405379928315412
2020-11-16,8.497666666666666,8.475038095238094,8.41833082437276
2020-11-17,8.472040404040403,8.486969264069263,8.431002508960573
2020-11-18,8.463,8.499643722943723,8.444227240143368
2020-11-19,8.469030303030303,8.509874891774892,8.459090322580645
2020-11-20,8.481272727272728,8.51381168831169,8.474283870967742
2020-11-23,8.514767676767676,8.524420779220781,8.49448028673835
2020-11-24,8.550878787878787,8.53810562770563,8.516052329749103
2020-11-25,8.549868686868685,8.538521645021646,8.52896559139785
2020-11-26,8.527030303030303,8.533801731601732,8.535233333333334
2020-11-27,8.52630303030303,8.53762554112554,8.543152329749104
2020-11-30,8.542676767676767,8.547132467532467,8.55157347670251
2020-12-01,8.586181818181817,8.569937662337662,8.566118637992831
2020-12-02,8.649535353535352,8.603396536796534,8.58836953405018
2020-12-03,8.684767676767676,8.629182251082252,8.609499283154122
2020-12-04,8.672454545454544,8.640752380952382,8.623896057347668
2020-12-07,8.604787878787876,8.626930303030303,8.624132974910394
2020-12-08,8.498575757575757,8.588042424242426,8.607359139784943
2020-12-09,8.379484848484848,8.531441558441559,8.575065232974907
2020-12-10,8.288767676767675,8.467896103896106,8.534507885304658
2020-12-11,8.227040404040403,8.39964502164502,8.487534050179212
2020-12-14,8.193030303030303,8.332104329004329,8.437596415770608
2020-12-15,8.178363636363637,8.269270562770561,8.387851254480287
2020-12-16,8.163505050505051,8.209333333333332,8.336944444444445
2020-12-17,8.160464646464648,8.164482683982683,8.2896458781362
2020-12-18,8.154717171717172,8.130083982683981,8.243768100358425
2020-12-21,8.137878787878789,8.101912554112554,8.197945878136201
2020-12-22,8.079888888888888,8.064651082251082,8.144987455197134
2020-12-23,8.011525252525253,8.022653679653681,8.08984659498208
2020-12-24,7.959505050505051,7.984963636363636,8.038345519713262
2020-12-25,7.940515151515151,7.957522510822511,7.994940501792115
2020-12-28,7.912404040404039,7.926410389610389,7.952613261648745
2020-12-29,7.892444444444443,7.897543722943723,7.915783512544804
2020-12-30,7.861232323232325,7.864777489177489,7.87975017921147
2020-12-31,7.848737373737374,7.839767532467533,7.849623655913978
2021-01-04,7.841949494949496,7.822247186147187,7.8238885304659505
2021-01-05,7.839404040404041,7.808575757575758,7.801793548387098
2021-01-06,7.921929292929292,7.838713852813854,7.805521505376345
2021-01-07,7.998262626262625,7.875573160173161,7.817600358422937
2021-01-08,8.059101010101008,7.917972727272729,7.837392114695339
2021-01-11,8.044323232323231,7.940245021645021,7.851408960573476
2021-01-12,8.016505050505051,7.954533766233766,7.8660792114695335
2021-01-13,8.044,7.995317748917747,7.896088530465949
2021-01-14,8.18349494949495,8.08131515151515,7.955297491039428
2021-01-15,8.288686868686867,8.161544588744588,8.016253046594983
2021-01-18,8.340020202020204,8.224595238095237,8.07528100358423
2021-01-19,8.319939393939395,8.25898658008658,8.124764874551973
2021-01-20,8.253232323232323,8.262842857142857,8.15898458781362
2021-01-21,8.15952525252525,8.250017748917747,8.177697491039426
2021-01-22,8.048383838383838,8.20980909090909,8.176817562724013
2021-01-25,7.942808080808081,8.151051515151513,8.159501792114694
2021-01-26,7.869282828282828,8.083450216450217,8.132014336917562
2021-01-27,7.839303030303029,8.01525844155844,8.09929641577061
2021-01-28,7.810909090909092,7.9407623376623375,8.05781146953405
2021-01-29,7.772767676767678,7.865322943722944,8.008544444444444
2021-02-01,7.721181818181819,7.790458874458875,7.951849103942652
2021-02-02,7.676676767676768,7.724753679653679,7.890960215053764
2021-02-03,7.606454545454546,7.655370129870128,7.818443727598566
2021-02-04,7.491707070707069,7.567595238095237,7.729425448028673
2021-02-05,7.384979797979798,7.480399134199134,7.637352688172041
2021-02-08,7.322404040404041,7.405261038961039,7.550780645161288
2021-02-09,7.317080808080809,7.353526406926404,7.476937634408601
2021-02-10,7.352343434343436,7.325957575757573,7.419004301075267

Answer: 39.5062