[[1535169600, 1]
,[1535173200, 1]
,[1535184000, 2]
,[1535187600, 2]
,[1535191200, 4]
,[1535194800, 4]
,[1535198400, 1]
,[1535202000, 4]
,[1535205600, 1]
,[1535209200, 1]
,[1535216400, 3]
,[1535223600, 2]
,[1535234400, 1]