Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	251	410
2009	Feb	235	359
2009	Mar	239	340
2009	Apr	273	434
2009	May	293	439
2009	Jun	300	413
2009	Jul	263	374
2009	Aug	265	422
2009	Sep	347	452
2009	Oct	273	405
2009	Nov	348	503
2009	Dec	267	387
2009	all	2473	4938