Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	158	204
2011	Feb	159	243
2011	Mar	144	222
2011	Apr	149	179
2011	May	132	170
2011	Jun	136	274
2011	Jul	140	182
2011	Aug	120	155
2011	Sep	183	220
2011	Oct	115	161
2011	Nov	170	228
2011	Dec	127	181
2011	all	1477	2419