Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	94	143
2011	Feb	54	79
2011	Mar	55	79
2011	Apr	91	106
2011	May	75	115
2011	Jun	68	89
2011	Jul	61	68
2011	Aug	67	86
2011	Sep	44	57
2011	Oct	46	70
2011	Nov	82	117
2011	Dec	69	80
2011	all	650	1089