Total number of events for which the findTimestamp() found a timestamp in the year-month-day format

Example Metric Record:

json
{
   "#repo" : "humio-metrics",
   "#type" : "metrics",
   "@host" : "15",
   "@id" : "9iorL6KUunDPtXomKtgLGG7E_6239_1103_1726717765",
   "@ingesttimestamp" : "1726717765995",
   "@timestamp" : 1726717765975,
   "@timestamp.nanos" : "0",
   "@timezone" : "UTC",
   "count" : "0",
   "name" : "year-month-day-timestamp-found",
   "type" : "COUNTER"
}