The adjacent sides of the decagon shown meet at right angles. What is its perimeter?
[asy]defaultpen(linewidth(.8pt));
dotfactor=4;
dot(origin);dot((12,0));dot((12,1));dot((9,1));dot((9,7));dot((7,7));dot((7,10));dot((3,10));dot((3,8));dot((0,8));
draw(origin--(12,0)--(12,1)--(9,1)--(9,7)--(7,7)--(7,10)--(3,10)--(3,8)--(0,8)--cycle);
label("8",midpoint(origin--(0,8)),W);
label("2",midpoint((3,8)--(3,10)),W);
label("12",midpoint(origin--(12,0)),S);[/asy]<spanclass=′latex−bold′>(A)</span>22<spanclass=′latex−bold′>(B)</span>32<spanclass=′latex−bold′>(C)</span>34<spanclass=′latex−bold′>(D)</span>44<spanclass=′latex−bold′>(E)</span>50