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I have data from an eddy covariance tower in cereals with a range of daily GPP values around 0-30 gC m-2 d-1 for the entire year. When I compare it with the MODIS MYD17A2HGF data, it follows the same pattern; however, the MODIS data are 0-4 gC m-2 d-1 (when I divided the 8-day product data by 8 each...

I have a concern regarding the `statistics_Gpp_500m.csv` file. Specifically, does the column "mean" correspond to the daily GPP data (in kgC/m²), or is it the cumulative value over 8 days?