How do you get the returns shown in the yellow box. Thanks.

Portfolio Return \begin{tabular}{lrrrr|} State of EconomyProb. & Hip Store's Return & Big Bob's \% Return & & Portfolio's \% Return \\ Stellar & 35% & 40% & 2% & \\ Good & 30% & 24% & 6% & 17.2% \\ Fair & 10% & 4% & 14% & 13.2% \\ Horrible & 25% & 30% & 20% & 10.0% \\ & & & & 0.0% \\ & & & \end{tabular} Portfolio Return \begin{tabular}{lrrrr|} State of EconomyProb. & Hip Store's Return & Big Bob's \% Return & & Portfolio's \% Return \\ Stellar & 35% & 40% & 2% & \\ Good & 30% & 24% & 6% & 17.2% \\ Fair & 10% & 4% & 14% & 13.2% \\ Horrible & 25% & 30% & 20% & 10.0% \\ & & & & 0.0% \\ & & & \end{tabular}