Bonds issued by XYZ have a par value of $1000, were priced at $1,220.00 six months ago, and are priced at $1,140.00 today. The bonds pay semi-annual coupons and just made a coupon payment. If the bonds had a percentage return over the past 6 months (from 6 months ago to today) of -2.10%, then what is the current yield of the bonds today