Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	38	81
2009	Feb	35	56
2009	Mar	63	107
2009	Apr	56	93
2009	May	33	50
2009	Jun	34	45
2009	Jul	48	74
2009	Aug	54	94
2009	Sep	40	55
2009	Oct	52	62
2009	Nov	50	99
2009	Dec	38	57
2009	all	456	873