Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	26	34
2015	Feb	24	27
2015	Mar	37	44
2015	Apr	37	47
2015	May	33	38
2015	Jun	52	56
2015	Jul	31	35
2015	Aug	39	52
2015	Sep	51	60
2015	Oct	21	44
2015	Nov	56	96
2015	Dec	36	41
2015	all	421	574