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Here "#" means one or more decimals before the decimal separator and ".00" means that always two decimal places are shown (number is either rounded or padded with zero's).
Export maps from ArcGis as svg files
In ArcGis it is possible to export maps as svg file. Go to File > Export mas and selevct .svg as export file type
Reduce the sice of svg files
Within inkscape the size of an svg file can be reduced by saving it as compressed svg file (*.svgz) or as plain svg file. Also cleaning up the file by using the "vaccum defs" option in the file menu makes the file significantly smaller.