 According to the 2006 City Development Plan for Varanasi , approximately 29 % of Varanasi 's population is employed . Approximately 40 % are employed in manufacturing , 26 % work in trade and commerce , 19 % work in other services , 8 % work in transport and communication , 4 % work in agriculture , 2 % work in construction , and 2 % are marginal workers ( working for less than half of the year ) . 
