Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	29	48
2013	Feb	22	33
2013	Mar	24	38
2013	Apr	25	36
2013	May	24	34
2013	Jun	30	39
2013	Jul	37	51
2013	Aug	48	71
2013	Sep	35	45
2013	Oct	33	46
2013	Nov	51	62
2013	Dec	63	73
2013	all	336	576