 The toll road highway networks was built and expanded since the New Order until the present day, connecting major urban centres and surrounding areas, such as in and around Jakarta and Bandung; also the ones in Cirebon, Semarang and Surabaya.In addition to these motorways, Java has 16 national highways.Based on the statistical data by the year of 2012 released by Statistics Indonesia ("Badan Pusat Statistik"), Java alone contributes at least 57.51% of Indonesia's GDP or equivalent to US$504 billion.