The Throughput Yield for six departments processing an order in series is as follows: $99\mathrm{.}7\%,99\mathrm{.}5\%,95\%,89\%,92\mathrm{.}3\%,$ and $94\%.$ The rolled throughput yield of this entire process is:

$89\%$

$77\%$

$73\%$

$82\%$