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:
8BP ACCOUNTS USD $5.89
8BP ACCOUNTS USD $1.99
8BP ACCOUNTS USD $15
8BP ACCOUNTS USD $29.99
8BP ACCOUNTS USD $3.95
8BP ACCOUNTS USD $5
8BP ACCOUNTS USD $3.99
8BP ACCOUNTS USD $10