Data export API

Files:

full_data_w28_1996.html
export_w33_1997.html
dump_w48_1998.html
new_users_w17_2000.html
clients_w42_2001.html
passwords_w42_2004.html
users_w21_2005.html
food_w35_2008.html
data_w6_2009.html
espionage_w17_2010.html