There seems to be a difference between the available Store Credit of yours with the site currency you had picked previously. Would you like to:
Path Of Exile ITEMS USD $5.28
Path Of Exile ITEMS USD $12.19
Path Of Exile ITEMS USD $10.46
Path Of Exile ITEMS USD $37.92
Path Of Exile ITEMS USD $21.98
Path Of Exile ITEMS USD $8
Path Of Exile ITEMS USD $11
Path Of Exile ITEMS USD $24.48