Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	87	136
2009	Feb	104	154
2009	Mar	149	199
2009	Apr	139	203
2009	May	167	252
2009	Jun	116	155
2009	Jul	121	155
2009	Aug	86	140
2009	Sep	199	252
2009	Oct	130	194
2009	Nov	158	250
2009	Dec	146	201
2009	all	1238	2291