Number of observations
Plots of the number of records decoded for aircraft reports at CMC in 6-hour periods, divided by format of aircraft report:AIREP/ADS (ICAO), AMDAR (OMM FM42), BUFRS (WMO FM94).

Distribution maps
Distribution maps of observation points decoded for aircraft reports

Number of observations per time bin
Plots of the number of observations decoded per time bin (15 min.).