Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	26	45
2015	Feb	26	33
2015	Mar	30	51
2015	Apr	19	26
2015	May	24	33
2015	Jun	16	19
2015	Jul	27	36
2015	Aug	17	29
2015	Sep	19	32
2015	Oct	33	59
2015	Nov	38	55
2015	Dec	34	94
2015	all	243	512