[[1551387600, 15]
,[1551391200, 7]
,[1551394800, 2]
,[1551402000, 2]
,[1551409200, 2]
,[1551416400, 5]
,[1551420000, 1]
,[1551423600, 4]
,[1551427200, 1]
,[1551430800, 3]
,[1551434400, 12]
,[1551438000, 13]
,[1551441600, 11]
,[1551445200, 7]
,[1551448800, 15]
,[1551452400, 3]
,[1551456000, 10]
,[1551459600, 5]
,[1551463200, 2]
,[1551466800, 7]
,[1551470400, 4]