Jinhua City Public Transportation Company

Within a large metropolitan area, 16% of the commuters currently use the public transportation system, whereas the remaining 84% commute via automobile. The city has recently revitalized and expanded its public transportation system. It is expected that 6 months from now 27% of those who are now commuting to work via automobile will switch to public transportation, and 73% will continue to commute via automobile. At the same time, it is expected that 18% of those now using public transportation will commute via automobile and 82% will continue to use public transportation.
What percentage of the commuters are expected to use public transportation 6 months from now?