[[1537747200, 1]
,[1537750800, 1]
,[1537754400, 1]
,[1537758000, 2]
,[1537768800, 7]
,[1537772400, 7]
,[1537776000, 2]
,[1537779600, 1]
,[1537783200, 2]
,[1537790400, 1]
,[1537794000, 2]
,[1537797600, 4]
,[1537804800, 4]
,[1537808400, 2]
,[1537812000, 3]
,[1537815600, 4]
,[1537819200, 1]
,[1537822800, 1]
,[1537826400, 1]