In 2012, the number of African wild dogs on a reserve in South Africa is 150, but this number is decreasing each year by a constant percent. The number of African wild dogs on the reserve t years after 2012 can be found using the formula $\displaystyle{d}={150}{{\left({0.99}\right)}}^{{t}}\usepackage{cmbright}\Huge\$ . About how many African wild dogs will be left on the reserve after 5 years?