Question: 对于中国中冶在2024年09月10日到2025年06月10日间简单移动平均线，统计5日线与10日线的死叉次数。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: SMA_n = 1 / n * \sum_{i=0}^{n-1} P_{t-i}
Data:
date,close
2024-08-28,3.17
2024-08-29,3.07
2024-08-30,2.95
2024-09-02,2.83
2024-09-03,2.83
2024-09-04,2.74
2024-09-05,2.75
2024-09-06,2.74
2024-09-09,2.69
2024-09-10,2.66
2024-09-11,2.62
2024-09-12,2.62
2024-09-13,2.57
2024-09-18,2.6
2024-09-19,2.68
2024-09-20,2.67
2024-09-23,2.68
2024-09-24,2.77
2024-09-25,2.87
2024-09-26,2.98
2024-09-27,3.05
2024-09-30,3.34
2024-10-08,3.55
2024-10-09,3.2
2024-10-10,3.52
2024-10-11,3.31
2024-10-14,3.37
2024-10-15,3.29
2024-10-16,3.31
2024-10-17,3.23
2024-10-18,3.3
2024-10-21,3.32
2024-10-22,3.32
2024-10-23,3.36
2024-10-24,3.29
2024-10-25,3.3
2024-10-28,3.35
2024-10-29,3.27
2024-10-30,3.32
2024-10-31,3.34
2024-11-01,3.41
2024-11-04,3.43
2024-11-05,3.49
2024-11-06,3.49
2024-11-07,3.59
2024-11-08,3.53
2024-11-11,3.5
2024-11-12,3.44
2024-11-13,3.47
2024-11-14,3.44
2024-11-15,3.38
2024-11-18,3.64
2024-11-19,3.47
2024-11-20,3.46
2024-11-21,3.44
2024-11-22,3.32
2024-11-25,3.31
2024-11-26,3.29
2024-11-27,3.34
2024-11-28,3.33
2024-11-29,3.34
2024-12-02,3.39
2024-12-03,3.42
2024-12-04,3.37
2024-12-05,3.36
2024-12-06,3.42
2024-12-09,3.41
2024-12-10,3.4
2024-12-11,3.43
2024-12-12,3.45
2024-12-13,3.36
2024-12-16,3.36
2024-12-17,3.32
2024-12-18,3.36
2024-12-19,3.38
2024-12-20,3.33
2024-12-23,3.34
2024-12-24,3.37
2024-12-25,3.37
2024-12-26,3.32
2024-12-27,3.35
2024-12-30,3.37
2024-12-31,3.3
2025-01-02,3.16
2025-01-03,3.13
2025-01-06,3.12
2025-01-07,3.13
2025-01-08,3.11
2025-01-09,3.08
2025-01-10,3.03
2025-01-13,3.04
2025-01-14,3.11
2025-01-15,3.11
2025-01-16,3.12
2025-01-17,3.13
2025-01-20,3.1
2025-01-21,3.07
2025-01-22,3.06
2025-01-23,3.08
2025-01-24,3.09
2025-01-27,3.1
2025-02-05,3.08
2025-02-06,3.11
2025-02-07,3.14
2025-02-10,3.15
2025-02-11,3.14
2025-02-12,3.15
2025-02-13,3.16
2025-02-14,3.15
2025-02-17,3.15
2025-02-18,3.12
2025-02-19,3.14
2025-02-20,3.09
2025-02-21,3.08
2025-02-24,3.14
2025-02-25,3.11
2025-02-26,3.16
2025-02-27,3.16
2025-02-28,3.12
2025-03-03,3.11
2025-03-04,3.12
2025-03-05,3.1
2025-03-06,3.12
2025-03-07,3.1
2025-03-10,3.1
2025-03-11,3.11
2025-03-12,3.12
2025-03-13,3.11
2025-03-14,3.16
2025-03-17,3.17
2025-03-18,3.16
2025-03-19,3.14
2025-03-20,3.14
2025-03-21,3.15
2025-03-24,3.17
2025-03-25,3.21
2025-03-26,3.22
2025-03-27,3.15
2025-03-28,3.11
2025-03-31,3.02
2025-04-01,3.02
2025-04-02,3.03
2025-04-03,3.06
2025-04-07,2.79
2025-04-08,2.93
2025-04-09,2.97
2025-04-10,2.98
2025-04-11,2.94
2025-04-14,2.94
2025-04-15,2.93
2025-04-16,2.95
2025-04-17,2.96
2025-04-18,2.96
2025-04-21,2.96
2025-04-22,2.95
2025-04-23,2.95
2025-04-24,2.93
2025-04-25,2.95
2025-04-28,2.93
2025-04-29,2.89
2025-04-30,2.89
2025-05-06,2.93
2025-05-07,2.97
2025-05-08,2.95
2025-05-09,2.94
2025-05-12,2.97
2025-05-13,3.0
2025-05-14,3.02
2025-05-15,2.99
2025-05-16,2.96
2025-05-19,2.97
2025-05-20,2.97
2025-05-21,2.96
2025-05-22,2.93
2025-05-23,2.91
2025-05-26,2.91
2025-05-27,2.93
2025-05-28,2.92
2025-05-29,2.93
2025-05-30,2.93
2025-06-03,2.93
2025-06-04,2.95
2025-06-05,2.93
2025-06-06,2.95
2025-06-09,2.96
2025-06-10,2.94

Indicator data:
date,5日,10日
2024-09-10,2.716,2.843
2024-09-11,2.692,2.788
2024-09-12,2.6660000000000004,2.7430000000000003
2024-09-13,2.632,2.705
2024-09-18,2.614,2.682
2024-09-19,2.618,2.667
2024-09-20,2.628,2.66
2024-09-23,2.6399999999999997,2.653
2024-09-24,2.68,2.6559999999999997
2024-09-25,2.7340000000000004,2.6740000000000004
2024-09-26,2.7939999999999996,2.7060000000000004
2024-09-27,2.87,2.749
2024-09-30,3.002,2.821
2024-10-08,3.158,2.9189999999999996
2024-10-09,3.2239999999999993,2.979
2024-10-10,3.332,3.063
2024-10-11,3.3840000000000003,3.127
2024-10-14,3.3899999999999997,3.196
2024-10-15,3.3379999999999996,3.248
2024-10-16,3.3600000000000003,3.2920000000000003
2024-10-17,3.3020000000000005,3.317
2024-10-18,3.3,3.342
2024-10-21,3.29,3.34
2024-10-22,3.2960000000000003,3.317
2024-10-23,3.3059999999999996,3.3329999999999997
2024-10-24,3.318,3.31
2024-10-25,3.318,3.3089999999999997
2024-10-28,3.3239999999999994,3.307
2024-10-29,3.314,3.3049999999999997
2024-10-30,3.306,3.306
2024-10-31,3.316,3.317
2024-11-01,3.3379999999999996,3.3280000000000003
2024-11-04,3.354,3.339
2024-11-05,3.3980000000000006,3.3560000000000003
2024-11-06,3.432,3.3689999999999998
2024-11-07,3.482,3.399
2024-11-08,3.5060000000000002,3.4219999999999997
2024-11-11,3.5200000000000005,3.437
2024-11-12,3.5100000000000002,3.4539999999999997
2024-11-13,3.5060000000000002,3.469
2024-11-14,3.476,3.479
2024-11-15,3.446,3.476
2024-11-18,3.4739999999999993,3.497
2024-11-19,3.4799999999999995,3.495
2024-11-20,3.478,3.492
2024-11-21,3.478,3.4769999999999994
2024-11-22,3.466,3.4560000000000004
2024-11-25,3.4,3.4370000000000003
2024-11-26,3.364,3.4219999999999997
2024-11-27,3.34,3.4090000000000003
2024-11-28,3.318,3.3979999999999997
2024-11-29,3.322,3.3939999999999997
2024-12-02,3.338,3.3689999999999998
2024-12-03,3.364,3.364
2024-12-04,3.37,3.3549999999999995
2024-12-05,3.376,3.347
2024-12-06,3.3920000000000003,3.357
2024-12-09,3.396,3.367
2024-12-10,3.3920000000000003,3.378
2024-12-11,3.404,3.3870000000000005
2024-12-12,3.4219999999999997,3.399
2024-12-13,3.41,3.401
2024-12-16,3.4,3.3979999999999997
2024-12-17,3.3839999999999995,3.3880000000000003
2024-12-18,3.37,3.3869999999999996
2024-12-19,3.3560000000000003,3.3890000000000002
2024-12-20,3.35,3.38
2024-12-23,3.346,3.373
2024-12-24,3.3560000000000003,3.37
2024-12-25,3.3579999999999997,3.364
2024-12-26,3.346,3.351
2024-12-27,3.35,3.35
2024-12-30,3.3560000000000003,3.3510000000000004
2024-12-31,3.342,3.349
2025-01-02,3.3,3.3289999999999997
2025-01-03,3.2620000000000005,3.304
2025-01-06,3.2159999999999997,3.283
2025-01-07,3.168,3.2620000000000005
2025-01-08,3.13,3.2359999999999998
2025-01-09,3.114,3.207
2025-01-10,3.094,3.178
2025-01-13,3.078,3.147
2025-01-14,3.074,3.121
2025-01-15,3.0740000000000003,3.102
2025-01-16,3.082,3.098
2025-01-17,3.1019999999999994,3.098
2025-01-20,3.114,3.0959999999999996
2025-01-21,3.1060000000000003,3.09
2025-01-22,3.096,3.085
2025-01-23,3.088,3.085
2025-01-24,3.0799999999999996,3.091
2025-01-27,3.0799999999999996,3.097
2025-02-05,3.082,3.094
2025-02-06,3.092,3.094
2025-02-07,3.104,3.096
2025-02-10,3.116,3.098
2025-02-11,3.124,3.1020000000000003
2025-02-12,3.138,3.1100000000000003
2025-02-13,3.148,3.12
2025-02-14,3.15,3.127
2025-02-17,3.15,3.133
2025-02-18,3.146,3.135
2025-02-19,3.1439999999999997,3.141
2025-02-20,3.13,3.1390000000000002
2025-02-21,3.1160000000000005,3.133
2025-02-24,3.114,3.132
2025-02-25,3.1119999999999997,3.129
2025-02-26,3.1159999999999997,3.13
2025-02-27,3.13,3.13
2025-02-28,3.1380000000000003,3.1270000000000002
2025-03-03,3.132,3.123
2025-03-04,3.1340000000000003,3.123
2025-03-05,3.1220000000000003,3.119
2025-03-06,3.114,3.1220000000000003
2025-03-07,3.1100000000000003,3.1239999999999997
2025-03-10,3.108,3.12
2025-03-11,3.106,3.12
2025-03-12,3.1100000000000003,3.116
2025-03-13,3.1079999999999997,3.1109999999999998
2025-03-14,3.12,3.115
2025-03-17,3.134,3.121
2025-03-18,3.144,3.125
2025-03-19,3.148,3.129
2025-03-20,3.154,3.131
2025-03-21,3.152,3.136
2025-03-24,3.152,3.143
2025-03-25,3.162,3.153
2025-03-26,3.178,3.163
2025-03-27,3.1799999999999997,3.1670000000000003
2025-03-28,3.1719999999999997,3.162
2025-03-31,3.1420000000000003,3.1470000000000002
2025-04-01,3.104,3.133
2025-04-02,3.066,3.1220000000000003
2025-04-03,3.048,3.114
2025-04-07,2.9839999999999995,3.078
2025-04-08,2.966,3.054
2025-04-09,2.9560000000000004,3.0300000000000002
2025-04-10,2.946,3.0060000000000002
2025-04-11,2.9219999999999997,2.985
2025-04-14,2.9520000000000004,2.968
2025-04-15,2.952,2.959
2025-04-16,2.9479999999999995,2.952
2025-04-17,2.944,2.945
2025-04-18,2.9480000000000004,2.935
2025-04-21,2.952,2.9520000000000004
2025-04-22,2.9560000000000004,2.954
2025-04-23,2.9560000000000004,2.952
2025-04-24,2.95,2.947
2025-04-25,2.948,2.948
2025-04-28,2.942,2.947
2025-04-29,2.9300000000000006,2.943
2025-04-30,2.918,2.9370000000000003
2025-05-06,2.918,2.934
2025-05-07,2.9219999999999997,2.935
2025-05-08,2.926,2.934
2025-05-09,2.936,2.9330000000000003
2025-05-12,2.952,2.935
2025-05-13,2.966,2.942
2025-05-14,2.976,2.9490000000000003
2025-05-15,2.984,2.9550000000000005
2025-05-16,2.9880000000000004,2.962
2025-05-19,2.9880000000000004,2.97
2025-05-20,2.982,2.974
2025-05-21,2.97,2.973
2025-05-22,2.958,2.971
2025-05-23,2.948,2.968
2025-05-26,2.936,2.962
2025-05-27,2.928,2.955
2025-05-28,2.92,2.9450000000000003
2025-05-29,2.9200000000000004,2.939
2025-05-30,2.9240000000000004,2.9360000000000004
2025-06-03,2.928,2.932
2025-06-04,2.932,2.93
2025-06-05,2.934,2.927
2025-06-06,2.938,2.9290000000000003
2025-06-09,2.944,2.934
2025-06-10,2.946,2.9370000000000003

Answer: 13.0