499.25 GB (499,248,103,424 Bytes)
Free Space : 479.27 GB (479,272,927,232 Bytes)
Used : 19.98 GB (19,975,176,192 Bytes)
Number of Files : 358,740
i don't understand how much i using.I want to know so i can find out how much space i need for ssd drive🙂