Save Grid Statistics to Table
statistics_grid
QgsProcessingParameterMultipleLayers|GRIDS|Grids|3|None|False
QgsProcessingParameterVectorDestination|STATS|Statistics for Grids
QgsProcessingParameterBoolean|DATA_CELLS|Number of Data Cells|False
QgsProcessingParameterBoolean|NODATA_CELLS|Number of No-Data Cells|False
QgsProcessingParameterBoolean|CELLSIZE|Cellsize|False
QgsProcessingParameterBoolean|MEAN|Arithmetic Mean|True
QgsProcessingParameterBoolean|MIN|Minimum|True
QgsProcessingParameterBoolean|MAX|Maximum|True
QgsProcessingParameterBoolean|RANGE|Range|False
QgsProcessingParameterBoolean|SUM|Sum|False
QgsProcessingParameterBoolean|SUM2|Sum of Squares|False
QgsProcessingParameterBoolean|VAR|Variance|True
QgsProcessingParameterBoolean|STDDEV|Standard Deviation|True
QgsProcessingParameterBoolean|STDDEVLO|Mean less Standard Deviation|False
QgsProcessingParameterBoolean|STDDEVHI|Mean plus Standard Deviation|False
QgsProcessingParameterString|PCTL_VAL|Percentiles|5; 25; 50; 75; 95
QgsProcessingParameterBoolean|PCTL_HST|From Histogram|True
QgsProcessingParameterNumber|SAMPLES|Sample Size|QgsProcessingParameterNumber.Double|0.000000|False|0.000000|100.000000
