相关疑难解决方法(0)

我有一个下面提到的数据框：

structure(
  list(ID = c("P-1", " P-1", "P-1", "P-2", "P-3", "P-4", "P-5", "P-6", "P-7",
              "P-8"),
       Date = c("2020-03-16 12:11:33", "2020-03-16 13:16:04",
                "2020-03-16 06:13:55", "2020-03-16 10:03:43",
                "2020-03-16 12:37:09", "2020-03-16 06:40:24",
                "2020-03-16 09:46:45", "2020-03-16 12:07:44",
                "2020-03-16 14:09:51", "2020-03-16 09:19:23"),
       Status = c("SA", "SA", "SA", "RE", "RE", "RE", "RE", "XA", "XA", "XA"),
       Flag = c("L", "L", "L", NA, "K", "J", NA, NA, "H", "G"),
       Value = c(5929.81, 5929.81, 5929.81, NA, 6969.33, 740.08, NA, NA, 1524.8,
                 NA),
       Flag2 = c("CL", "CL", "CL", NA, "RY", …