The stock has the following returns over the past five years: $10\%,0\%,16\%,-3\%,7\%.$ What is the geometric average of this stock? $($Format your answer to percent and round two decimals $,$ enter without $\%,$ for example, for answer $0\mathrm{.}43\%,$ enter $0\mathrm{.}43$ only$)$