Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	112	163
2009	Feb	112	267
2009	Mar	152	231
2009	Apr	161	233
2009	May	174	279
2009	Jun	123	172
2009	Jul	127	173
2009	Aug	86	133
2009	Sep	185	226
2009	Oct	134	231
2009	Nov	148	223
2009	Dec	145	229
2009	all	1270	2560