The numbers of paved roads, hotel rooms, international flights and visitor arrivals are all rising rapidly.
The tourism sector recovered quickly, however, with visitor arrivals reaching pre-coup levels again during 2002, which has since resulted in a modest economic recovery.
Visitor arrivals are predominantly business related with total visitor arrivals of 3,380 in 2008 and 3,915 in 2009.
Such improvements, they say, will add to the bus and car travel that now accounts for more than 90 percent of visitor arrivals to the city.
All signs indicate the long-term trend will see a steady increase in the number of visitor arrivals.
The model uses a variety of data, including population, land area, hotel capacity, visitor arrivals and spending per visitor.
Between January and December 2007, visitor arrivals were 2.0 million, an increase of 18.5% over the same period in 2006.
The ministry said growth in visitor arrivals slowed, reducing income growth at hotels and restaurants.
In 2012, Australia was Indonesia's 12th-largest inbound market for visitor arrivals, with the majority of visitors travelling on holiday or to visit family and relatives.
Last year the territory counted seven million visitor arrivals - a remarkable increase of one million over the year before.