It was answered here : https://steemit.com/steemit/@redbanana/2drtkr-11-25-vote-and-get-steem-doller-for-all-steemit-user#@newsflash/re-redbanana-2drtkr-11-25-vote-and-get-steem-doller-for-all-steemit-user-20171128t221702214z

The reward pool is not to self-reward yourself monetarily.

You are running a vote for SBD operation. It may not be that big in terms of $ but it's not giving a good example of how the reward pool should be used.