Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	35	48
2013	Feb	21	36
2013	Mar	22	36
2013	Apr	29	32
2013	May	30	36
2013	Jun	23	30
2013	Jul	32	51
2013	Aug	49	71
2013	Sep	34	41
2013	Oct	35	44
2013	Nov	57	66
2013	Dec	62	67
2013	all	346	558