Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	55	80
2015	Feb	50	79
2015	Mar	54	93
2015	Apr	45	74
2015	May	39	43
2015	Jun	40	62
2015	Jul	45	60
2015	Aug	49	69
2015	Sep	47	76
2015	Oct	78	129
2015	Nov	66	139
2015	Dec	62	136
2015	all	462	1040