Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	266	375
2009	Feb	265	459
2009	Mar	292	426
2009	Apr	342	513
2009	May	348	547
2009	Jun	272	376
2009	Jul	296	434
2009	Aug	258	380
2009	Sep	405	509
2009	Oct	322	516
2009	Nov	419	563
2009	Dec	331	469
2009	all	2937	5567