Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	11	19
2015	Feb	19	23
2015	Mar	63	101
2015	Apr	25	57
2015	May	18	26
2015	Jun	26	38
2015	Jul	33	40
2015	Aug	26	42
2015	Sep	16	25
2015	Oct	34	45
2015	Nov	36	47
2015	Dec	37	57
2015	all	261	520