[[1548363600, 5]
,[1548367200, 2]
,[1548374400, 1]
,[1548378000, 1]
,[1548388800, 1]
,[1548396000, 1]
,[1548399600, 1]
,[1548403200, 1]
,[1548410400, 1]
,[1548414000, 1]
,[1548417600, 1]
,[1548421200, 2]
,[1548432000, 1]
,[1548435600, 3]
,[1548439200, 1]