Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	27	46
2013	Feb	19	33
2013	Mar	31	44
2013	Apr	23	38
2013	May	22	31
2013	Jun	25	36
2013	Jul	36	51
2013	Aug	44	66
2013	Sep	41	48
2013	Oct	22	36
2013	Nov	57	71
2013	Dec	59	77
2013	all	317	577