Question: What was Dexcom's Percentage Price Oscillator on January 26, 2022? (Standard parameters: fast 12, slow 26; Require 104 data points to warm up; EMA uses the first data point as the initial value) Using unadjusted prices, write down the indicator formula, collect the raw data, calculate the answer, and keep four decimal places. Please list the raw data and key calculation process.
Formula: PPO = (EMA_{n_{fast}}(P) - EMA_{n_{slow}}(P)) / EMA_{n_{slow}}(P) * 100
Data:
date,close
2021-08-27,130.17750549316406
2021-08-30,130.38499450683594
2021-08-31,132.35499572753906
2021-09-01,136.22999572753906
2021-09-02,134.92750549316406
2021-09-03,135.6074981689453
2021-09-07,137.9149932861328
2021-09-08,137.6374969482422
2021-09-09,138.1649932861328
2021-09-10,137.34500122070312
2021-09-13,135.1074981689453
2021-09-14,135.5574951171875
2021-09-15,137.91749572753906
2021-09-16,141.28250122070312
2021-09-17,140.78500366210938
2021-09-20,139.44000244140625
2021-09-21,138.44749450683594
2021-09-22,142.60499572753906
2021-09-23,143.1824951171875
2021-09-24,140.18499755859375
2021-09-27,137.2675018310547
2021-09-28,134.23500061035156
2021-09-29,136.39500427246094
2021-09-30,136.71499633789062
2021-10-01,137.47999572753906
2021-10-04,131.6074981689453
2021-10-05,135.09750366210938
2021-10-06,135.45750427246094
2021-10-07,134.79750061035156
2021-10-08,132.27499389648438
2021-10-11,132.19500732421875
2021-10-12,134.61500549316406
2021-10-13,137.0124969482422
2021-10-14,138.62750244140625
2021-10-15,136.11749267578125
2021-10-18,135.32000732421875
2021-10-19,137.5124969482422
2021-10-20,139.13499450683594
2021-10-21,142.02499389648438
2021-10-22,141.6425018310547
2021-10-25,142.0850067138672
2021-10-26,141.41000366210938
2021-10-27,139.63499450683594
2021-10-28,142.5800018310547
2021-10-29,155.80250549316406
2021-11-01,156.8175048828125
2021-11-02,159.91000366210938
2021-11-03,154.93499755859375
2021-11-04,157.4550018310547
2021-11-05,158.86500549316406
2021-11-08,159.2725067138672
2021-11-09,159.2624969482422
2021-11-10,155.10499572753906
2021-11-11,159.34750366210938
2021-11-12,161.63999938964844
2021-11-15,160.4875030517578
2021-11-16,162.00750732421875
2021-11-17,162.81500244140625
2021-11-18,162.1024932861328
2021-11-19,160.2949981689453
2021-11-22,154.51499938964844
2021-11-23,147.5
2021-11-24,149.64500427246094
2021-11-26,147.99000549316406
2021-11-29,142.75250244140625
2021-11-30,140.6475067138672
2021-12-01,137.08749389648438
2021-12-02,140.05499267578125
2021-12-03,129.87249755859375
2021-12-06,131.1074981689453
2021-12-07,139.60000610351562
2021-12-08,141.21249389648438
2021-12-09,140.03750610351562
2021-12-10,141.625
2021-12-13,137.40249633789062
2021-12-14,133.8350067138672
2021-12-15,135.32249450683594
2021-12-16,132.33999633789062
2021-12-17,138.8350067138672
2021-12-20,136.22250366210938
2021-12-21,141.47500610351562
2021-12-22,143.19749450683594
2021-12-23,143.00250244140625
2021-12-27,142.47000122070312
2021-12-28,132.375
2021-12-29,133.85000610351562
2021-12-30,135.32749938964844
2021-12-31,134.2375030517578
2022-01-03,130.19749450683594
2022-01-04,128.0675048828125
2022-01-05,121.95249938964844
2022-01-06,120.75
2022-01-07,117.87249755859376
2022-01-10,115.58499908447266
2022-01-11,120.2925033569336
2022-01-12,122.59500122070312
2022-01-13,113.94499969482422
2022-01-14,111.83499908447266
2022-01-18,107.46749877929688
2022-01-19,108.80750274658205
2022-01-20,108.66000366210938
2022-01-21,105.5250015258789
2022-01-24,106.7074966430664
2022-01-25,101.55750274658205
2022-01-26,98.9574966430664

Indicator data:
Answer: -7.6316