Hi Neil, Thanks for your response and detailed answer. But what I want to know is that.I want to know why AGL estimated it even though there is data on SAPN. Could you please double check the AGL and SAPN data for the period from 20-Jan-22 to 2-Mar-2022 ? Please check the attached screenshots. Regards, Peter Kim.0003.jpg0004.jpg0005.jpg0006.jpg0007.jpg0008.jpg0009.jpg0010.jpg0011.jpg0012.jpg0013.jpg0014.jpg0015.jpg0016.jpg0017.jpg0018.jpg0019.jpg0020.jpg0021.jpg0022.jpg0023.jpg0024.jpg0025.jpg00 ...