Meanwhile, expenses on foreign and domestic tours of central ministers and VVIPs rose by more than ten times to Rs 678.52 crore in 2011-12, up from Rs 56.16 crore in the previous year. 

The tour expenses was increased from Rs 46.95 crore in the budget estimates of 2011-12 to Rs 499.89 crore in the revised estimates, due to payment dues to Air India for VVIP travels and maintenance of aircraft, etc., government informed the Lok Sabha today.